A man died Friday morning after he was stabbed on a subway train following a dispute, in what officials say is the subway system's first homicide of the year. The 38-year-old victim, identified as Brooklyn resident John Sheldon,

The killing occurred after the victim got into a fight with a second man on a downtown No. 5 train during the morning rush hour, officials said.

A 38-year-old man was stabbed to death in the New York City subway during a rush-hour dispute with another rider who had stepped on the man’s shoes