From subway attacks to shootings, violent crime is surging in New York City -- a startling reversal after years of record declines. On Thursday, a 40-year-old woman was shoved onto the subway tracks in Manhattan's Union Square station just before a train pulled in. She fell between the rails and a row bed, police said, escaping with minor injuries. A suspect was immediately arrested. Hours earlier on Wednesday night, a man was shoved onto the tracks of the 42nd Street-Bryant Park station by a panhandler after refusing to give him money, authorities said. The victim was able to get back...