A knife-wielding maniac was shot and injured by cops after he started terrorizing a New York City grocery store overnight, the NYPD said Monday.
The suspect was shot outside the City Fresh Market near 120th Street in Harlem just after 1:30 a.m. when he repeatedly refused to drop the 13-inch kitchen blade, according to cops.
The man had been thrown out of the grocery store some time earlier after getting into an argument with someone inside…