A SHOCKING AMBUSH

A shocking ambush at a funeral leads the team into a heated investigation to find the shooters.

Much to Atwater’s surprise, he must rely on someone from his past to help in the investigation, dredging up old memories and revealing new truths.

Air Date: Wednesday, Jan. 11 (10:00PM – 11:00PM) on NBC.

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CHICAGO P.D. -- "Long Lost" Episode 1011 -- Pictured: (l-r) Erik LaRay Harvey as Lew, Patrick John Flueger as Adam Ruzek -- (Photo by: Lori Allen/NBC)