A man was found dead on the subway tracks on the Upper East Side early this morning. According to police, the 48-year-old man was found unconscious and unresponsive lying on the tracks of the 86th Street station around 3:30 a.m. Sunday. He was pronounced dead at the scene.

Police said the name of the victim would be released after the victim's family was notified. They couldn't say if the man was struck by a train, or if any criminality was suspected; the investigation is ongoing.