In this frame from a Thursday, Jan. 7, 2016 video provided by the Philadelphia Police Department, Edward Archer runs with a gun toward a police car driven by Officer Jesse Hartnett in Philadelphia. Archer, using a gun stolen from police, said he was acting in the name of Islam when he ambushed Hartnett sitting in his marked cruiser at an intersection, firing shots at point-blank range, authorities said. (Philadelphia Police Department via AP)
