From a reader:

Was biking on the lakefront and followed Squad 1 and the reserve 1A down the bike path to a dive response at Hollywood and LSD. Thought I heard the squad get released pretty quick over one of the guys' portables. Here's a few shots of the rigs there.

 

Chicago lifeguard in row boat

Lifeguard in a row boat on the lake.

Chicago Fire Department dive team

5-1-5 and 6-8-7 at the scene.

Chicago Fire Department boat

CFD 6-8-8 responding to the dive incident.

Chicago Fire Department Truck 47

CFD Truck 47 at the scene.

Chicago FIre Department Engine 59

Engine 59 and Truck 47 at the scene.

Chicago Fire Department Snorkel Squad

Squad 1A with a reserve piece.

Chicago Fire Department Squad 1

Squad 1 and 1A (with a spare).