The FBI on Wednesday released new surveillance footage of the Washington Navy Yard shooter, 34-year-old Aaron Alexis, walking through the halls of the building with a shotgun the day he killed 12 people and injured others last week:
The FBI also released images from the shooting scene and collected evidence :

Alexis moves through the hallways of Building #197 carrying the Remington 870 shotgun (FBI)

Alexis moves through the hallways of Building #197 carrying the Remington 870 shotgun (FBI)

Aaron Alexis’ backpack was found in the fourth-floor men’s bathroom, hanging on the back of a stall door (FBI)

Aaron Alexis’ rental car, a blue Toyota Prius with New York plates, was located in Washington Navy Yard Parking Garage #28 (FBI)

Aaron Alexis’ Remington 870 shotgun with sawed-off barrel and stock. Etchings on the left side of the shotgun receiver read “Better off this way!” and “My ELF weapon!” (FBI)

A close-up photograph of the etchings on the left side of Alexis’ shotgun receiver (FBI)

Aaron Alexis’ Remington 870 shotgun with sawed-off barrel and stock. Etching on the right side of the shotgun receiver read “Not what yall say!” (FBI)

A close-up photograph of the etching on the right side of Alexis’ shotgun receiver (FBI)

Etching on the barrel of the Remington 870 shotgun used by Alexis read “End to the torment!” (FBI)
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Featured image FBI.