The video shows a group of men attacking the teen, dragging him to the ground and punching and kicking him.
During the attack, the suspects cut the victim's bag off with a knife.
It happened on October 8 at 2 p.m. on 56th Street in Sunset Park.
The victim was treated and released from Lutheran Medical Center.
Anyone with information in regard to this incident is asked to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782).
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