Chico Police are investigating a stabbing at City Plaza. The victim told police he was walking past the suspect Monday evening when he touched the suspects shoulder and asked how he was doing. The suspect allegedly asked the victim why he was touching him, pulled out a knife, and stabbed the man in his stomach. The suspect is white, in his late 20's, 5'10, 130 pounds and was wearing a hat. Anybody with information is asked to call Chico Police.