This from the Chicago Tribune:

Chicago firefighters battled a smoky extra-alarm fire in a large abandoned one-story factory building in the Park Manor neighborhood this afternoon.

The 3-11 alarm fire was declared under control at 1:15 p.m., said Chicago Fire Department Chief Kevin MacGregor.

Crews were called to the building at 6800 South Cottage Grove Avenue about 12:14 p.m. A 3-11 alarm was called at the abandoned 200-foot-by-200-foot one-story building about 12:40 p.m.

This from CFD media:

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo

3-11 Alarm Fire in Chicago

CFD Media photo