OLINVILLE, The Bronx (PIX11) — A man punched a woman in the face several times and threatened her with a knife at a subway station in the Bronx Thursday, police said.

An unknown man got into an argument with a woman, 37, who was standing on the platform heading north at the East Gun Hill Road and White Plains Road station around 8:30 a.m. Police said the argument turned physical when the man punched the woman several times in the face, took out a knife and threatened her life. The victim was taken to the hospital for head injuries.

Police described the man as between 18 to 20 years old. He left the station on foot.

Submit tips to police by calling Crime Stoppers at 1-800-577-TIPS (8477), visiting crimestoppers.nypdonline.org, downloading the NYPD Crime Stoppers mobile app, or texting 274637 (CRIMES) then entering TIP577. Spanish-speaking callers are asked to dial 1-888-57-PISTA (74782).