Chicago PD

CHICAGO P.D. -- "Profiles" Episode 516 -- Pictured: Jason Beghe as Hank Voight -- (Photo by: Matt Dinerstein/NBC)

Chicago PD 100th episode synopsis and promo: Profiles

One Chicago ratings report: Week of February 27

Chicago PD season 5, episode 14 takeaways: Sisterhood

Chicago PD season 5, episode 14 recap: Sisterhood

CHICAGO P.D. -- "Sisterhood" Episode 515 -- Pictured: Jesse Lee Soffer as Jay Halstead -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 15 preview: Vigilante justice

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: 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 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

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 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 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

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

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

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 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

CHICAGO P.D. -- "Seven Indictments" Episode 414 -- Pictured: (l-r) Sophia Bush as Erin Lindsay, Jesse Lee Soffer as Jay Halstead -- (Photo by: Matt Dinerstein/NBC)

February flashback: Chicago PD season 4, episode 14

CHICAGO P.D. -- "Fallen" Episode 506 -- Pictured: (l-r) Jon Seda as Antonio Dawson, Jason Beghe as Hank Voight -- (Photo by: Matt Dinerstein/NBC)

Valentine’s Day: 5 other One Chicago pairings we love

CHICAGO P.D. -- "Reform" Episode 501 -- Pictured: (l-r) Patrick Flueger as Adam Ruzek, LaRoyce Hawkins as Kevin Atwater -- (Photo by: Matt Dinerstein/NBC)

Valentine’s Day: 5 One Chicago characters who need dates

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 12 to February 18

Markie Post as Bunny Fletcher in Chicago PD season 2, episode 14. Photo Credit: Courtesy of NBC.

February flashback: Chicago PD season 2, episode 14

CHICAGO P.D. -- "Emotional Proximity" Episode 417 -- Pictured: Sophia Bush as Erin Lindsay -- (Photo by: Matt Dinerstein/NBC)

Chicago PD’s Sophia Bush is coming back to TV

CHICAGO MED -- "Shaky Ground" Episode 309 -- Pictured: (l-r) Brian Tee as Ethan Choi, Yaya DaCosta as April Sexton -- (Photo by: Elizabeth Sisson/NBC)

One Chicago ratings report: Week of February 6

CHICAGO P.D. -- "Anthem" Episode 514 -- Pictured: (l-r) Jesse Lee Soffer as Jay Halstead, Tracy Spiridakos as Hailey Upton -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 14 takeaways: Anthem

CHICAGO P.D. -- "Anthem" Episode 514 -- Pictured: Jon Seda as Antonio Dawson -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 14 recap: Anthem

CHICAGO P.D. -- "Anthem" Episode 514 -- Pictured: (l-r) Tracy Spiridakos as Hailey Upton, Jon Seda as Antonio Dawson, Jesse Lee Soffer as Jay Halstead -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 14 preview: Anthem

CHICAGO P.D. -- "Anthem" Episode 514 -- Pictured: (l-r) Tracy Spiridakos as Hailey Upton, Jesse Lee Soffer as Jay Halstead -- (Photo by: Matt Dinerstein/NBC)

Chicago PD season 5, episode 14 photos: Anthem