A stolen pickup truck leads deputies on a chase; Chicago PD works to rescue a man from a freezing Lake Michigan; a Nevada Highway Patrol Trooper responds to a scene where good Samaritans are performing CPR.

Officers in Tahlequah, Okla., respond to a restaurant employee brandishing a knife; a Florida Trooper pulls over a vehicle with a license plate cover; a deputy is shot while investigating a domestic disturbance.

Authorities in Wisconsin respond to a multiple car pile-up; a traffic stop leads deputies on a low-speed chase; a Texas game warden assists two tangled bucks.

Officers respond to a break-in at a local police lodge with K-9; a man pulls out a gun while fleeing the police; deputies in Michigan pursue an arson suspect.