Willis Jefferson was stabbed to death early Sunday in the River North neighborhood on the Near North Side.
The 29-year-old was discovered on a sidewalk with multiple stab wounds to his back in the 800 block of North Orleans about 2:20 a.m., police News Affairs Officer Amina Greer said.
Jefferson, of the 7200 block of South Vincennes, was taken to Northwestern Memorial Hospital, where he was later pronounced dead, authorities said.