Wild video shows a group of youngsters brawling near Times Square just moments before one of them allegedly pulled a gun and shot a street vendor Wednesday.
The armed thugs were caught on camera chasing down an unidentified man near a food cart at Seventh Avenue and West 47th Street after a 5 a.m. dispute, witnesses and police sources said.
The clip captured a man, who appeared to be armed with a small knife, running away from the group as punches flew.
The screaming youngsters appeared to be trying to retrieve a backpack from the man, the footage shows…