Niels Jorgensen

Holmes and Watson get involved with nuclear security when they investigate the murder of a former Japanese crime syndicate gang member; Capt. Gregson is blindsided by a stunning personal confession from his daughter, a police sergeant.

Comeback. As he fights to stay sober, Tommy faces a difficult shift upon returning to work after being shot.

A.D.D.. Tommy refocuses his attention on the injured Damien, risking his efforts to return to his own family, the firefighters vent their outrage over the site chosen to memorialize a fallen comrade.

Cowboy. As publicity over the schoolhouse rescue gives 62 Truck a new lease on life, Janet agrees to give Tommy one last chance, but only if he ends his affair with Sheila.

Vows. In the wake of Colleen and Shawn's wild wedding, the men of 62 Truck face a deadly arson fire.

Disease. As Sean recovers in the hospital following his surgery and Lou is tempted by his prostitute ex-girlfriend, Tommy realizes that his kids know much more about his drinking than he thought.