Year: 2018

CHICAGO P.D. -- "Sisterhood" Episode 515 -- Pictured: Marina Squerciati as Kim Burgess -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 15 photos: Sisterhood

Chicago Fire season 6, episode 12 synopsis and promo: The F Is For

Chicago Med season 3: Nick Gehlfuss on the growth of Will Halstead

Chicago Med season 3, episode 10 preview: How far will Natalie go?

CHICAGO FIRE -- Season: Pilot -- Pictured: (l-r) Teri Reeves as Hallie, David Eigenberg as Christopher Hermann, Charlie Barnett as Peter Mills, Lauren German as Leslie Shay, Monica Raymund as Gabriella Dawson, Taylor Kinney as Kelly Severide, Jesse Spencer as Matthew Casey, Eamonn Walker as Battalion Chief Wallace Boden -- (Photo by: Sandro/NBC)

This week in One Chicago history: What happened from February 26 to March 4

A scene from Chicago PD season 1, episode 6. Photo Credit: Courtesy of NBC.

February flashback: Chicago PD season 1, episode 6

CHICAGO FIRE -- "The F is For" Episode 612 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Daniel Di Tomasso as Zach Torbett -- (Photo by: Elizabeth Morris/NBC)

One Chicago crossovers: Guest stars for the week of February 27

CHICAGO P.D. -- "Sisterhood" Episode 515 -- Pictured: (l-r) Jason Beghe as Hank Voight, Jon Seda as Antonio Dawson -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 15 synopsis and promo: Sisterhood

CHICAGO MED -- "Down By Law" Episode 310 -- Pictured: (l-r) Rachel DiPillo as Sarah Reese, Olivier Platt as Daniel Charles -- (Photo by: Elizabeth Sisson/NBC)

Chicago Med season 3, episode 10 photos: Down By Law

CHICAGO MED -- "Down By Law" Episode 310 -- Pictured: Yaya DaCosta as April Sexton -- (Photo by: Adrian Burrows/NBC)

Chicago Med season 3, episode 10 synopsis and promo: Down By Law

Antonio Dawson (Jon Seda) in Chicago PD season 2, episode 16. Photo Credit: Courtesy of NBC.

February flashback: Chicago PD season 2, episode 16

CHICAGO FIRE -- "Virgin Skin" Episode 214 -- Pictured: (l-r) Charlie Barnett as Peter Mills, David Eigenberg as Christopher Herrmann, Christian Stolte as Mouch -- (Photo by: Elizabeth Morris/NBC)

February flashback: Chicago Fire season 2, episode 14

CHICAGO P.D. -- "Sisterhood" Episode 515 -- Pictured: Tracy Spiridakos as Hailey Upton -- (Photo by: Matt Dinerstein/NBC)

What needs to happen before Chicago PD season 5 ends

CHICAGO FIRE -- "The F is For" Episode 612 -- Pictured: David Eigenberg as Christopher Herrmann -- (Photo by: Elizabeth Morris/NBC)

What needs to happen before Chicago Fire season 6 ends

CHICAGO P.D. -- "Favor, Affection, Malice Or Ill-Will" Episode 415 -- Pictured: (l-r) Nick Wechsler as Kenny Rixton, Marina Squerciati as Kim Burgess, Sophia Bush as Erin Lindsay, Jesse Lee Soffer as Jay Halstead -- (Photo by: Matt Dinerstein/NBC)

February flashback: Chicago PD season 4, episode 15

Patti Murin as Dr. Nina Shore on Chicago Med. Photo Credit: Screenshot/Courtesy of NBC.

Patti Murin’s Frozen: The Broadway Musical begins previews

CHICAGO P.D. -- "Confidential" Episode 511 -- Pictured: (l-r) Jason Beghe as Hank Voight, Elias Koteas as Alvin Olinsky -- (Photo by: Matt Dinerstein/NBC)

One Chicago teams who should be on The Amazing Race

Jack Coleman (left) as 'Disco Bob' Ruzek on Chicago PD. Photo Credit: Courtesy of NBC

Jack Coleman’s birthday: Looking back at Chicago PD’s Bob Ruzek

CHICAGO FIRE -- "Law of the Jungle" Episode 611 -- Pictured: Christian Stolte as Mouch -- (Photo by: Elizabeth Morris/NBC

Chicago Fire season 6 ratings: Should fans be worried?

Kelly Severide (Taylor Kinney) in Chicago Fire season 1, episode 16. Photo Credit: Courtesy of NBC.

February flashback: Chicago Fire season 1, episode 16

CHICAGO FIRE -- Season: Pilot -- Pictured: (l-r) Teri Reeves as Hallie, David Eigenberg as Christopher Hermann, Charlie Barnett as Peter Mills, Lauren German as Leslie Shay, Monica Raymund as Gabriella Dawson, Taylor Kinney as Kelly Severide, Jesse Spencer as Matthew Casey, Eamonn Walker as Battalion Chief Wallace Boden -- (Photo by: Sandro/NBC)

This week in One Chicago history: What happened from February 19 to February 25

Yaya DaCosta (left) as Whitney Houston in Lifetime's Whitney. Photo Credit: Courtesy of Lifetime.

What One Chicago fans can watch during Winter Olympics, week 3

CHICAGO FIRE -- Season: 6 -- Pictured: Jesse Spencer as Matthew Casey -- (Photo by: John Tsiavis/NBC)

5 One Chicago characters we’d vote for as President

Sean Roman (Brian Geraghty) in a scene from Chicago PD season 2, episode 15. Photo Credit: Courtesy of NBC.

February flashback: Chicago PD season 2, episode 15

CHICAGO MED -- "Nothing to Fear" Episode 302 -- Pictured: (l-r) Yaya DaCosta as April Sexton, Marlyne Barrett as Maggie Lockwood, Brian Tee as Ethan Choi -- (Photo by: Elizabeth Sisson/NBC)

Three things that need to happen before Chicago Med season 3 ends

CHICAGO P.D. -- "A Night Owl" Episode 315 -- Pictured: (l-r) Marina Squerciati as Kim Burgess, Sophia Bush as Erin Lindsay, Kara Killmer as Sylvie Brett, Jason Beghe as Hank Voight -- (Photo by: Matt Dinerstein/NBC)

February flashback: Chicago PD season 3, episode 15

A scene from Chicago Fire season 3, episode 15. Photo Credit: Courtesy of NBC.

February flashback: Chicago Fire season 3, episode 15

CHICAGO MED -- "Cold Front" Episode 214 -- Pictured: Brian Tee as Ethan Choi -- (Photo by: Elizabeth Sisson/NBC)

February flashback: Chicago Med season 2, episode 14