Brianna Marshall is described as black with a medium complexion, 5-foot-1, 110 pounds, with dark brown hair and brown eyes, according to the alert from Area Central Detectives.
Police are asking for help with their search for a 12-year-old girl who went missing Monday from the South Shore neighborhood.
Brianna Marshall was last seen in the 6700 block of South Cregier Avenue wearing a black and white skirt, a white short sleeved blouse over a black tank top and black sandals, according to an alert from Area Central detectives. She also wore a brown shoulder bag and her hair was pinned back, the alert said.
Her family is extremely concerned because Marshall has never gone missing before, stated the alert.
Marshall is known to frequent the area of 41st Street and King Drive.
Police are asking anyone with information to call (312) 747-8385.