Uniformed and plainclothes police officers stand outside a New York subway station after a man was killed after being pushed into the path of a train on Dec. 3, 2012. (Associated Press)

Photo by: Mark Lennihan

Uniformed and plainclothes police officers stand outside a New York subway station after a man was killed after being pushed into the path of a train on Dec. 3, 2012. (Associated Press)