CHICAGO (WLS) -- Investigators are trying to figure out how a fire started at a home on Chicago's South Side Sunday morning.
The flames spread to a building next door on the 8600-block of South Ada, but firefighters doused them before they could get any bigger.
There are no reports of injuries.
South Side house fire under investigation

Investigators are trying to figure out how a fire started at a home on Chicago's South Side Sunday morning.
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