Excerpts from abc7chicago.com:
Fire broke out just before 1:15 a.m. on Friday near South Champlain Avenue and East 73rd Street in Chicago’s Park Manor neighborhood. One firefighter is recovering after falling through a floor while working at the fire. He was seen being brought out on a stretcher, but the fire department said he’s in good condition and getting checked out at University of Chicago Medical Center. No one else was hurt, but one person has been displaced.
The cause of the blaze is still under investigation.