Source: AJC A combination of luck and well-trained public safety officers saved New York City from a potentially devastating terrorist attack on Saturday night. In a scene straight out of the movies, tourists were evacuated from their hotels, Broadway shows were interrupted and blocks around busy Times Square were cordoned off. Police say the crudely-made bomb could nevertheless have made the area a “fireball”: Raymond W. Kelly, the New York City police commissioner, said on Sunday that the materials found in the Nissan Pathfinder — gasoline, propane, firecrackers and simple alarm clocks — also included eight bags of a granular substance, later determined to be nonexplosive grade of fertilizer, inside a 55-inch-tall metal gun locker. The bomb, Mr. Kelly said, “would have caused casualties, a significant fireball.” Had it exploded, said Paul J. Browne, the Police Department’s chief spokesman, “It would have been, in all likelihood, a good possibility of people being killed,