Marlon M. Monroe, 23 and known as Lil Doc, was shot and killed on April 28, 2012, in the Woodlawn neighborhood of Chicago. He had been painting at his aunt’s building and took a break to visit a nearby convenience store. As he approached the store he was allegedly ambushed and shot; a relative later found him in the 6300 block of South St. Lawrence Avenue, and he died of multiple gunshot wounds.

If anyone knew Marlon, his movements that day, or has information about the shooting, please share what is known with investigators.