NEW YORK (WCBS 880) -- Police are looking for a man who they say groped three women in 23 minutes in Harlem.
Police released a video on Thursday, but say the attacks happened Tuesday night near the 145th Street - St. Nicholas Avenue subway station.
Officials say at approximately 10:40 p.m.. a 27-year-old woman that exited the subway station notice the suspect had followed her for several blocks.
The suspect followed the victim into her building near W. 149th street and Broadway and grabbed her buttocks.
He fled in an unknown direction.
At 10:45 p.m., police say the suspect headed back towards the train station and approached a 26-year-old woman near West 147th Street and St. Nicholas Ave.
Authorities say the suspect grabbed the victim's groin over her clothing before fleeing in an unknown direction.At 11 p.m., the suspect returned to St. Nicholas Ave and West 145th Street subway station, where officials say he approached a 22-year-old woman on the stairs and covered her mouth, grabbed her buttocks and pushed her to the ground.
The suspect dropped his umbrella fled in unknown direction.
Officials say the victim suffered some scrapes to her knees, but refused medical attention.
The other two were not hurt.
Anyone with information is urged to call the NYPD's Crime Stoppers Hotline at 1-800-577-8477.