A video allegedly released by the Venezuelan government to scare US Marines was posted to Facebook.
FBI Shows Video of Navy Yard Shooter
Video footage from closed-circuit video cameras shows Aaron Alexis, now deceased, at the Washington Navy Yard on September 16, 2013. The footage includes the following: 1) Alexis drives his rental car, a blue Toyota Prius, through the Washington Navy Yard main gate. 2) Alexis enters Building #197 carrying a backpack. Alexis had legitimate access to the Washington Navy Yard as a result of his work as a contractor and he utilized a valid pass to gain entry to the building. 3) Alexis moves through the hallways and a stairwell of Building #197 carrying a Remington 870 shotgun. More at: http://www.fbi.gov/washingtonnavyyard