 Officer Neri and a partner were patrolling the rooftop of a housing project in the Bedford-Stuyvesant neighborhood of Brooklyn at about 1 a.m.Officer Neri, with his gun drawn, approached a rooftop door to check the stairway inside.Neri testified to a Brooklyn grand jury that he fired his standard Glock 19 pistol unintentionally when he was startled as Stansbury pushed open the rooftop door.