The attack happened at 4:00 on the morning of December 11, 2011 on the southbound platform of the 6 train at 77th Street and Lexington Avenue.
The suspect was on the northbound platform, but then crossed the track bed after getting into a stare down with the 31-year-old male victim.
The victim was struck in the face. He was taken to Colombia Presbyterian Hospital with a laceration to his head and bleeding to his brain.
The suspect is described as a 30 to 40 year old black man, around six feet tall and 200 pounds. His picture was captured by a surveillance camera.
Anyone with information is asked to call Crime Stoppers at (800) 577-TIPS (8477). You can also submit their tips by logging onto Crime Stoppers' website at www.nypdcrimestoppers.com or by texting tips to CRIMES (274637), then enter TIP577.
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