From Chicago FD Media on Twitter

Still and box building collapse 700 block East OAKWOOD. One person unaccounted for search underway

#chicagoareafire.com; #ChicagoFD; #collapse

CFD Media photo

#chicagoareafire.com; #ChicagoFD; #collapse

CFD Media photo

Worker located under debris. We are trying to get him out

#chicagoareafire.com; #ChicagoFD; #collapse

CFD Media photo