This from Tim Olk:

Chicago Fire Department Working Fire 3900 N Odell

Firefighters descend roof from a ladder

Tim Olk photo

Firefighters on roof of a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo

Firefighters overhaul after a house fire

Tim Olk photo