This from Jeff Rudolph:

Here are some more pics from the 2-11, Jeff Rudolph

Chicago FD Snorkel at fire

Jeff Rudolph photo

fireman covered with ice

Jeff Rudolph photo

Chciago FD Tower Ladder 14

Jeff Rudolph photo

Chicago FD Tower Ladder 23

Jeff Rudolph photo

fireman covered with ice

Jeff Rudolph photo

fire department dog in truck

Jeff Rudolph photo

fire chief dressed for frigid weather

Jeff Rudolph photo

And a brief video from Larry Shapiro