RISKY BUSINESS

When a subway train goes off the tracks, Crockett volunteers to help the victims.

Vanessa and Will must decide if they’re willing to risk their jobs to save a patient.

Hannah and Archer clash over a pregnant patient.  

Air Date: Wednesday, Oct. 12 (8-9 p.m. ET) on NBC.

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CHICAGO MED -- "The Apple Doesn't Fall Far From the Teacher" Episode 804 -- Pictured: (l-r) Steven Weber as Dean Archer, Brian Tee as Ethan Choi -- (Photo by: George Burns Jr/NBC)