Twenty-seven small U.S. flags adorn a large flag on a makeshift memorial on the side of Highway 84 near the Newtown, Conn., town line as residents mourn victims killed by gunman Adam Lanza, Monday, Dec. 17, 2012. On Friday, authorities say Lanza killed his mother at their home and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Julio Cortez)
In this photo taken with a fisheye lens, a message honoring the victims that died a day earlier when a gunman opened fire at an elementary hang from a bridge near Hawley Pond, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/Julio Cortez)
Mourners carry ornaments to decorate the Christmas trees at one of the makeshift memorials for the Sandy Hook Elementary School shooting victims, Monday,Dec. 17, 2012 in Newtown, Conn. Authorities say gunman Adam Lanza killed his mother at their home on Friday and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Mary Altaffer)
Crayons sit on a table outside of a barbershop a day after a gunman opened fire at Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in the Sandy Hook village of Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/Julio Cortez)
Crayons sit on a table outside of a barbershop a day after a gunman opened fire at Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in the Sandy Hook village of Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/Julio Cortez)
Shop owner Tamara Doherty, paces outside her store just down the road from Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
Shop owners Tamara Doherty, left, and Jackie Gaudet, right, meet outside their stores for the first time since being neighbors, just down the road from Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
Kristin Hoyt, 18, of Danbury, Conn., ties a balloon to an overpass up the road from the Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
A Newtown, Conn., resident, who declined to give her name, sits at an intersection holding a sign for passing motorists up the road from the Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
A snowflake ornament with the name of 6-year-old Noah Pozner hangs on a Christmas tree at a makeshift memorial in the Sandy Hook village of Newtown, Conn., Monday, Dec. 17, 2012, as the town mourns victims killed in Friday's school shooting. Pozner, who was killed Friday when gunman Adam Lanza opened fire inside the Sandy Hook Elementary School, will be buried Monday. (AP Photo/Julio Cortez)
Twenty-seven small U.S. flags adorn a large flag on a makeshift memorial on the side of Highway 84 near the Newtown, Conn., town line as residents mourn victims killed by gunman Adam Lanza, Monday, Dec. 17, 2012. Authorities say Lanza killed his mother at their home and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life, on Friday. (AP Photo/Julio Cortez)
Jamie Duncan, 16, of Newtown, Conn., lights a candle at one of the makeshift memorials for the Sandy Hook Elementary School shooting victims, Monday,Dec. 17, 2012 in Newtown, Conn. Authorities say gunman Adam Lanza killed his mother at their home on Friday and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Mary Altaffer)
A mourner carries a giant Winnie the Pooh stuffed animal to place at one of the makeshift memorials for the Sandy Hook Elementary School shooting victims, Monday,Dec. 17, 2012 in Newtown, Conn. Authorities say gunman Adam Lanza killed his mother at their home on Friday and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Mary Altaffer)
A hearse arrives at B'nai Israel Cemetery with the body of Noah Pozner, a six-year-old killed in an elementary school shooting, during funeral services, Monday, Dec. 17, 2012, in Monroe, Conn. Authorities say gunman Adam Lanza killed his mother at their home on Friday and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Julio Cortez)
People arrive at B'nai Israel Cemetery during burial services for Noah Pozner, a six-year-old killed in the Sandy Hook Elementary School shooting, Monday, Dec. 17, 2012, in Monroe, Conn. Authorities say gunman Adam Lanza killed his mother at their home on Friday and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children, before taking his own life. (AP Photo/Julio Cortez)
Veronique Pozner waves to the assembled media as she leaves after a funeral service for her 6-year-old son Noah Pozner, Monday, Dec. 17, 2012, in Fairfield, Conn. Noah Pozner was killed when Adam Lanza walked into Sandy Hook Elementary School in Newtown, Conn., Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Jason DeCrow)
Twenty seven wooden stand in a yard down the street from the Sandy Hook School December 16, 2012 in Newtown, Connecticut. Twenty-six people were shot dead, including twenty children, after a gunman identified as Adam Lanza opened fire at Sandy Hook Elementary School. Lanza also reportedly had committed suicide at the scene. A 28th person, believed to be Nancy Lanza, found dead in a house in town, was also believed to have been shot by Adam Lanza. (Photo by Spencer Platt/Getty Images)
Newtown residents Claire Swanson, Kate Suba, Jaden Albrecht, Simran Chand and New London, Connecticut residents Rachel Pullen and her son Landon DeCecco, hold candles at a memorial for victims on the first Sunday following the mass shooting at Sandy Hook Elementary School on December 16, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images)
U.S. President Barack Obama waits to speak at an interfaith vigil for the shooting victims from Sandy Hook Elementary School on December 16, 2012 at Newtown High School in Newtown, Connecticut. (Photo by Olivier Douliery-Pool/Getty Images)
Eknoor Kaur, 3, stands with her father Guramril Singh during a candlelight vigil outside Newtown High School before an interfaith vigil with President Barack Obama, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Jason DeCrow)
New London, Connecticut resident Rachel Pullen (C) kisses her son Landon DeCecco at a memorial for victims near the school on the first Sunday following the mass shooting at Sandy Hook Elementary School on December 16, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images)
US President Barack Obama speaks during a memorial service for the victims and relatives of the Sandy Hook Elementary School shooting on December 16, 2012 in Newtown, Connecticut. Twenty-six people were killed when a gunman entered Sandy Hook Elementary and began a shooting spree. AFP PHOTO/Mandel NGAN
A woman covers her face as US President Barack Obama reads out the names of children killed during Sandy Hook Elementary School shooting at a interfaith memorial for victims and relatives at the Newtown High School on December 16, 2012 in Newtown, Connecticut. Twenty-six people were killed when a gunman entered Sandy Hook Elementary and began a shooting spree. AFP PHOTO/Mandel NGAN
A woman pays respects at a memorial outside of St. Rose of Lima Roman Catholic Church, Sunday, Dec. 16, 2012, in Newtown, Conn. On Friday, a gunman allegedly killed his mother at their home and then opened fire inside the Sandy Hook Elementary School in Newtown, killing 26 people, including 20 children. (AP Photo/Julio Cortez)
Residents wait for the start of an interfaith vigil for the victims of the Sandy Hook Elementary School shooting on Sunday, Dec. 16, 2012 at Newtown High School in Newtown, Conn. A gunman walked into Sandy Hook Elementary School Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Evan Vucci)
Cheryl Girardi, of Middletown, Conn., kneels beside 26 teddy bears, each representing a victim of the Sandy Hook Elementary School shooting, at a sidewalk memorial, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children.(AP Photo/David Goldman)
Connecticut State Police officers respond to a bomb threat outside of St. Rose of Lima Roman Catholic Church, Sunday, Dec. 16, 2012, in Newtown, Conn. Worshippers hurriedly left the church Sunday, not far from where a gunman opened fire Friday inside the Sandy Hook Elementary School in Newtown. (AP Photo/Julio Cortez)
Ava Staiti, 7, of New Milford, Conn., looks up at her mother Emily Staiti, not pictured, while visiting a sidewalk memorial with 26 teddy bears, each representing a victim of the Sandy Hook Elementary School shooting, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/David Goldman)
This photo provided by the family shows Jessica Rekos. Rekos, 6, was killed Friday, Dec. 14, 2012, when a gunman opened fire at Sandy Hook Elementary School, in Newtown, Conn., killing 26 children and adults at the school, before killing himself. (AP Photo/Courtesy of Rekos Family)
A U.S. flag flies at half staff outside the Newtown High School before President Barack Obama is scheduled to attend a memorial for the victims of the Sandy Hook Elementary School shooting, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/David Goldman)
David Freedman, right, kneels with his son Zachary, 9, both of Newtown, Conn., as they visit a sidewalk memorial for the Sandy Hook Elementary School shooting victims, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/David Goldman)
A man reacts at the site of a makeshift memorial for school shooting victims in Newtown, Conn., Sunday, Dec. 16, 2012. A gunman opened fire at Sandy Hook Elementary School in the town, killing 26 people, including 20 children before killing himself on Friday. (AP Photo/Charles Krupa)
People wait in line to attend an interfaith vigil with President Barack Obama, Sunday, Dec. 16, 2012, in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Jason DeCrow)
Residents greet each other before the start of an interfaith vigil for the victims of the Sandy Hook Elementary School shooting on Sunday, Dec. 16, 2012 at Newtown High School in Newtown, Conn. A gunman walked into Sandy Hook Elementary School Friday and opened fire, killing 26 people, including 20 children. (AP Photo/ Evan Vucci)
Residents greet each other before the start of an interfaith vigil for the victims of the Sandy Hook Elementary School shooting on Sunday, Dec. 16, 2012, at Newtown High School in Newtown, Conn. A gunman walked into the school Friday and opened fire, killing 26 people, including 20 children. President Barack Obama is to scheduled to speak at the event. (AP Photo/ Evan Vucci)
Residents greet each other before the start of an interfaith vigil for the victims of the Sandy Hook Elementary School shooting on Sunday, Dec. 16, 2012, at Newtown High School in Newtown, Conn. A gunman walked into the elementary school Friday and opened fire, killing 26 people, including 20 children. President Barack Obama is scheduled to speak during the vigil. (AP Photo/ Evan Vucci)
This image provided by the family shows Grace McDonnell posing for a portrait in this family photo taken Aug. 18, 2012. Grace McDonnell was killed Friday, Dec. 14, 2012, when a gunman opened fire at Sandy Hook Elementary School in Newtown, Conn., killing 26 children and adults at the school. (AP Photo/Courtesy of the McDonnell Family)
This Nov. 18, 2012 photo provided by John Engel shows Olivia Engel, 6, in Danbury, Conn. Olivia Engel, was killed Friday, Dec. 14, 2012, when a gunman opened fire at Sandy Hook Elementary School, in Newtown, Conn., killing 26 children and adults at the school. (AP Photo/Engel Family, Tim Nosezo)
This 2012 photo provided by the family shows Emilie Alice Parker. Parker was killed Friday, Dec. 14, 2012, when a gunman opened fire at Sandy Hook elementary school in Newtown, Conn., killing 26 children and adults at the school. (AP Photo/Courtesy of the Parker Family)
This Nov. 13, 2012 photo provided by the family via The Washington Post shows Noah Pozner. The six-year-old was one of the victims in the Sandy Hook elementary school shooting in Newtown, Conn. on Dec. 14, 2012. (AP Photo/Family Photo)
This handout image provided by ABC News, shows Nancy J. Lanza mother of suspected mass shooter Adam Lanza at an unspecified time and place. Twenty six people were shot dead, including twenty children, after a gunman identified as Adam Lanza opened fire at Sandy Hook Elementary School. Lanza also reportedly had committed suicide at the scene. A 28th person, believed to be Nancy Lanza was found dead in a house in town, was also believed to have been shot by Adam Lanza. (Family of Nancy Lanza / ABC News / Getty Images)
Lauren Rousseau, 30, had started a job as a full-time teacher at Sandy Hook Elementary School this fall. She was killed in the Dec. 14 shooting at the school.
School psychologist Mary Sherlach, 56, was killed during an attempt to stop gunman Adam Lanza during the Dec. 14 mass shooting at Sandy Hook Elementary School in Newtown, Conn. Sherlach and school principal Dawn Hochsprung reportedly both lunged at Lanza in an attempt to protect the school's students and teachers. Both Sherlach and Hochsprung were killed.
Victoria Soto, a 27-year-old teacher, was killed in the Dec. 14 shooting at Sandy Hook Elementary School. Her cousin, Jim Wiltsie, told ABC that Soto, a teacher, died while shielding her young students from the gunman, according to the AP.
Sandy Hook Elementary School Principal Dawn Lafferty Hochsprung, 47, was killed as she, along with school psychologist Mary Sherlach, attempted to overtake gunman Adam Lanza during the Dec. 14 mass shooting at the school. Hochsprung and Sherlach reportedly both lunged at Lanza in an effort to defend the students and teachers at the school. Both women were killed.
This photo posted to the Emilie Parker Fund Facebook page shows Emilie Parker. Fighting back tears and struggling to catch his breath, Robbie Parker the father of 6-year-old Emile Parker who was gunned down in Friday's school shooting in Connecticut told the world about a little girl who loved to draw and was always smiling, and he also reserved surprising words of sympathy for the gunman. (AP Photo/Emilie Parker Fund)
Shop owner Tamara Doherty paces outside her store just down the road from Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. The massacre of 26 children and adults at the school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
This photo posted to the Emilie Parker Fund Facebook page shows Emilie Parker and her father Robbie Parker. Fighting back tears and struggling to catch his breath, Robbie Parker the father of 6-year-old Emile Parker who was gunned down in Friday's school shooting in Connecticut told the world about a little girl who loved to draw and was always smiling, and he also reserved surprising words of sympathy for the gunman. (AP Photo/Emilie Parker Fund)
Robbie Parker, the father of six-year-old Emilie who was killed in the Sandy Hook Elementary School shooting, fights back tears as he speaks during a news conference, Saturday, Dec. 15, 2012, in Newtown, Conn. (AP Photo/David Goldman)
Isabella Jimenez, 12, reacts while talking to reporters about the shooting rampage from a day earlier when a gunman opened fire at Sandy Hook Elementary School, Saturday, Dec. 15, 2012, in Newtown, Conn. Jimenez said she might know the victims because she has done volunteer work with small children. The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/Julio Cortez)
Newtown, Connecticut mass shooter Adam Lanza is third from right in this 2008 yearbook photo. (ABC News)