Chicago P.D.

Intelligence is overwhelmed with cases as they catch a high-stakes drug bust.

After tragedy strikes Intelligence, the unit must persevere during an adrenalized manhunt.

Atwater struggles to find balance as he works with a forensic psychologist on an armed robbery case.

ASA Chapman assists Intelligence with an investigation that drudges up painful memories for Voight.

In the midst of a momentous storm, Intelligence helps Officer Cook with an investigation.

Burgess is put to the test as she looks to make an advancement in her career.

Torres is haunted by his previous transgressions as Cook takes on a tense undercover assignment.

The unit learns the truth about a secret Torres has been keeping.

Cook turns to her family when Intelligence faces roadblocks that threaten a kidnapping case.

An unexpected visitor causes disruption for Ruzek and Burgess amidst an emotional investigation.

First responders race to reach trapped victims; the hunt for the assailants comes into focus.

Torres goes undercover at the juvenile detention center where he served time as a teen.

A mounting street war threatens a community project that Atwater is trying to get off the ground.

The firefighters and paramedics of Firehouse 51 risk their lives to save and protect their city.

Voight questions Deputy Chief Reid's motives in enacting a Violence Reduction Initiative.

Burgess' memory recall is put to the test following a deadly incident at her local diner.

The search for the suspect in a shooting uncovers a surprising connection to Atwater and Val.

Voight and Chapman work together to uncover Deputy Chief Reid's shadow dealings.

Cook works with a confidential informant in a robbery-murder case with links to a college athlete.

Ruzek witnesses a tragic accident on an icy bridge, leading Intelligence into a sinister case.

The showdown with Deputy Chief Reid intensifies when Intelligence narrows in on Otero.

Forced to cease operations while under investigation, Intelligence goes off-book to bring down Reid.