Police are looking for a man who they say knocked a 90-year-old woman on the ground and stole her necklace before running off.

The incident happened at about 11:30 a.m. Sunday near West 16 Street and 6th Avenue in Queens.

Police later released nearby surveillance video showing the suspect — described as a black man in his 20s who was last seen wearing a black and yellow plaid jacket.

Following the incident, the woman was taken to Beth Israel Hospital with injuries to her knees, hands and neck.