Police are searching for a missing 20-year-old man who was last seen Thursday in the Clearing neighborhood on the Southwest Side and may be in need of medical attention.

Mark Marcoux / photo from Chicago Police
Mark Marcoux was last seen in the 6300 block of West 63rd Street, according to a missing person alert from Chicago Police.
He may be in need of medical attention, police said. He frequents the 7000 block of West 63rd and the 7000 block of South Shore Drive.
Marcoux is described as a 5-foot-2, 120-pound black man with black hair, brown eyes and dark complexion. He was last seen wearing a red jersey with blue jeans and possibly a red baseball cap.
Anyone with information should call Area Central detectives at (312) 747-8380.