CICERO, Ill. (WLS) -- A carbon monoxide leak is blamed for making 13 people sick in Cicero, Ill., according to officials.
Firefighters responded to the 5300-block of West 30th Place after some residents reported smelling gas.
All the residents declined treatment and there were no serious injuries.
The incident is still under investigation.
Carbon monoxide leak makes 13 sick in Cicero
WLS
