A man took a photograph up a passenger’s skirt while they rode a southbound 4 train arriving in the Union Square station on April 18, police said.
The 24-year-old victim approached officers in the station at around 4:10 p.m. and showed them a photo she had taken of the voyeur. The suspect, who is said to be around five-foot-five and 150 pounds, is wanted for unlawful surveillance.