From Tim Olk:

Chicago working fire at 6507 S Parnell

Firefighters arrive at house fire

Tim Olk photo

Chicago FD Engine 54

Tim Olk photo

smoke from house on fire

Tim Olk photo

smoke from house on fire

Tim Olk photo

smoke and flames from house on fire

Tim Olk photo

Firefighter dragging a hose line at a house fire

Tim Olk photo

smoke from house on fire

Tim Olk photo

Chicago FD Engine 47

Tim Olk photo

more photos at firescenes.net