STILL + W/F RESPONSE @ 209 EAST 78TH STREET FLOOR #2 DATELINE CITY OF CHICAGO DATE 3-15-2021 STILL ALARM + WORKING FIRE RESPONSE + 1 SPECIAL CALL @ 209 EAST ON 78TH STREET FLOOR #2 CROSS STREETS OF SOUTH ON INDIANA & SOUTH ON PRARIE STILL ALARM @ 00;02 HOURS B/O/O E.F.A.O. = ENGLEWOOD FIRE ALARM OFFICE STILL ALARM COMPANIES RESPONDING ENGINES 122/47 TRUCKS {LADDERS} 20/30 BATTALION CHIEF 19. WHEN ENGINE 122 LANDED ON SCENE AND REPORTED THAT SMOKE WAS SHOWING E.F.A.O. UPGRADED THE RESPONSE TO A WORKING FIRE @ 00:12 W/F RESPONSE COMPANIES RESPONDING SQUAD 5/5A BATTALION CHIEF 23 TRUCK {LADDER} 34 FIELD E.M.S. CHIEF 455 AMBULANCES 24/55 S/C #1 @ 00:33 B/O/O BATTALION CHIEF 19 S/C COMPANY RESPONDING O.F.I. 467