Police say they arrested a man allegedly responsible for stabbing a straphanger in the head on board a Manhattan 1 train on Monday morning. According to police sources, the 56-year-old victim was allegedly sleeping aboard a southbound 1 train as it approached the 145th Street station in Harlem just after 6 a.

A man was repeatedly stabbed in the head aboard a 1 train in Upper Manhattan on Monday morning, police said. The attack happened shortly after 6 a.m. aboard a downtown train at the West 145th Street station in Harlem.