 One of the officers hoisted the other so he could scan the building's roof. And then when the assailant noticed the officer, he turned around and pointed his gun at the cop, said the officer then lost his grip and fell eight feet to the ground, injuring his ankle. He was dangling from the edge of a building and took the defensive position he needed to. At that time, he couldn't hold himself up, according to the town manager, Tom Knight's.