A subway stabbing in Harlem that left one man dead now has police searching for a suspect who remains at large.

Around 9 p.m. on Wednesday, police were called to the 110th Street and Lennox Avenue subway station where they found a victim on the 2 train with a stab wound to his torso, authorities reported.

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Medical personnel transported the victim to Saint Luke’s Hospital where he was pronounced dead, police stated.

The stabbing victim had reportedly been selling MetroCard swipes at the 116th Street and Lenox Avenue station, the New York Daily News stated. When a woman offered money for a swipe, the victim allegedly took the cash and fled, resulting in her father chasing and stabbing the victim before he got on the 2 train, where police found him one stop down the line.

Police were searching for the alleged attacker, identified by police as Julio Velazquez. He was described as a 48-year-old Hispanic man who is 5-foot-6 and weighs approximately 180 pounds.

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Police released a photo of Velazquez from a previous arrest for possession of a weapon.

Anyone with information should call Crime Stoppers at 1-800-577-TIPS or visit www.NYPDCrimeStoppers.com.