Investigators are looking for a person accused of violently shoving an elderly man down a set of a stairs at a Queens subway station last week.

The incident occurred on Wednesday, July 6th, at 1:30 p.m., at the 36th Street M/R station in Long Island City. Police say the man they're looking for pushed the 69-year-old male victim down a set of stairs. Apparently the victim and his assailant did not exchange words before assault.

The victim was treated for a fractured knee at Mt. Sinai Hospital. Police released video footage of the suspect, described as being 25 to 30 years old and 6'0" with a heavy set build and a bald head. He was last seen wearing a gray t-shirt and black pants.

Anyone with information in regards to this incident is asked to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782). The public can also submit their tips by logging onto the Crime stoppers website at WWW.NYPDCRIMESTOPPERS.COM or by texting their tips to 274637 (CRIMES) then enter TIP577. All calls are strictly confidential.