Chicago Med, The Poison Inside Us

S4 E7 • 41m • HDTV14

After a chemical spill, the ED goes on lockdown, leaving one of Med's own hanging in the balance.

S4 E8 • 41m • HDTV14

Choi and Charles use trickery to help a patient with an itch she can't help but scratch.

S4 E9 • 42m • HDTV14

Halstead and Manning's wedding day is interrupted when Halstead is forced to make a house call.

S4 E10 • 41m • HDTV14

A shooting outside the hospital injures April and leaves the ED shaken up.

S4 E11 • 41m • HDTV14

Halstead takes heat for making an unauthorized move to treat his pregnant patient.

S4 E12 • 40m • HDTV14

Manning and her 3-year-old patient are trapped in a helicopter as the toddler's stats decline.

S4 E13 • 41m • HDTV14

Halstead hides the theft of his gun from Manning; Hank breaks down over a patient from his past.

S4 E14 • 42m • HDTV14

Connor handles a gunshot victim who has ties to Halstead; Charles has an awkward first date.

S4 E15 • 42m • HDTV14

After a pickup truck plows through a street fair, Natalie and Maggie must make tough decisions.

S4 E16 • 42m • HDTV14

Halstead treats a woman on the verge of freezing to death; Manning makes a house call.

S4 E17 • 41m • HDTV14

A car smashes through the ambulance bay doors and Dr. Choi makes some difficult decisions.

S4 E18 • 41m • HDTV14

An alarming phone call prompts Rhodes to rush out of an important surgery.

S4 E19 • 41m • HDTV14

The hospital goes into lockdown mode when a man with a gun holds medical staff hostage.

S4 E20 • 41m • HDTV14

Dr. Charles and Dr. Manning disagree on how to handle a patient who is poisoning herself.

S4 E21 • 41m • HDTV14

Caroline shares news, forcing Dr. Charles to make a decision; Maggie meets her sister's boyfriend.

S4 E22 • 41m • HDTV14

Dr. Charles and Caroline set some major plans; Ava fights to keep her relationship with Connor.