One Chicago Center

CHICAGO, IL - NOVEMBER 09: Actors Torrey DeVitto and Nick Gehlfuss are interviewed as they attend a press junket for NBC's 'Chicago Fire', 'Chicago P.D.' and 'Chicago Med' at Cinespace Chicago Film Studios on November 9, 2015 in Chicago, Illinois. (Photo by Daniel Boczarski/Getty Images)

One Chicago stars have heartwarming reunion on Instagram

Alert: Missing Persons Unit season 2 is not coming to FOX in 2023

CSI: Vegas season 3 is not coming to CBS in 2023

One Chicago stars picketing during the actors strike

CHICAGO FIRE -- "Run Like Hell" Episode 1114 -- Pictured: (l-r) Hanako Greensmith as Violet, Pam Mack as Kim, Mace Miskel as Theo, Kara Killmer as Sylvie Brett, Christian Stolte as Randy “Mouch” McHolland, Jake Lockett as Carver, Alberto Rosende as Blake Gallo -- (Photo by: Adrian S Burrows Sr/NBC)

One Chicago: NBC confirms shows will be delayed to 2024

UNIVERSAL CITY, CALIFORNIA - NOVEMBER 18: Actress Jessy Schram visits Hallmark Channel's "Home & Family" at Universal Studios Hollywood on November 18, 2020 in Universal City, California. (Photo by Paul Archuleta/Getty Images)

One Chicago star gets married IN Chicago!

CHICAGO, IL - OCTOBER 05: (EXCLUSIVE COVERAGE) The cast of Chicago Fire and Executive Director of the 100 Club of Chicago Joe Ahern attend a Flywheel Sports ride to benefit the 100 Club of Chicago at Flywheel Sports on October 5, 2014 in Chicago, Illinois. (Photo by Daniel Boczarski/Getty Images)

One Chicago stars promote actors strike on social media

CHICAGO FIRE -- "Run Like Hell" Episode 1114 -- Pictured: (l-r) Hanako Greensmith as Violet, Christian Stolte as Randy “Mouch” McHolland, Jake Lockett as Carver, Miranda Rae Mayo as Stella Kidd, Mace Miskel as Theo, Kara Killmer as Sylvie Brett, Pam Mack as Kim -- (Photo by: Adrian S Burrows Sr/NBC)

One Chicago 2023: Are the cast members on strike?

NORTH HOLLYWOOD, CALIFORNIA - NOVEMBER 30: (L-R) John Solberg, Joanna Calo, Ebon Moss-Bachrach, Ayo Edebiri, Lionel Boyce, and Abby Elliot speak on stage during the Special Awards Screening And Panel Of FX's "The Bear" at The Wolf Theater at the Television Academy on November 30, 2022 in North Hollywood, California.

Did you recognize this One Chicago star in The Bear?

CHICAGO FIRE -- "Red Waterfall" Episode 1122 -- Pictured: (l-r) David Eigenberg as Christopher Herrmann, Miranda Rae Mayo as Stella Kidd, Christian Stolte as Randy “Mouch” McHolland, Jake Lockett as Carver, Hanako Greensmith as Violet, Kara Killmer as Sylvie Brett, Daniel Kyri as Darren Ritter -- (Photo by: Adrian S Burrows Sr/NBC)

Will there be a new One Chicago spinoff in 2024?

ONE CHICAGO -- Pictured: "One Chicago" Key Art -- (Photo by: NBC)

One Chicago star confirms exit: ‘I felt I’d taken [Spoiler] as far as I can go’

CHICAGO, IL - OCTOBER 30: Torrey Devitto, Marina Squerciati, and Colin Donnell take part in a behind-the-scenes show and tell at the NBC "One Chicago" press day on October 30, 2017 in Chicago, Illinois. (Photo by Timothy Hiatt/Getty Images)

One Chicago stars share vacation photos on Instagram

CHICAGO FIRE -- "The First Symptom" Episode 1117 -- Pictured: (l-r) Joe Minoso as Cruz, Chris McKenna as Bamford -- (Photo by: Adrian S Burrows Sr/NBC)

3 One Chicago characters who have adopted kids

CHICAGO FIRE -- "The Magnificent City of Chicago" Episode 1022 -- Pictured: (l-r) Kara Killmer as Sylvie Brett, Jesse Spencer as Casey -- (Photo by: Adrian S. Burrows Sr./NBC)

3 One Chicago characters who might leave in the finales

CHICAGO FIRE -- "The First Symptom" Episode 1117 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Joe Minoso as Cruz -- (Photo by: Adrian S Burrows Sr/NBC)

All three One Chicago shows renewed for 2023-24 season

CHICAGO P.D. -- "Deadlocked" Episode 1016 -- Pictured: Patrick John Flueger as Adam Ruzek -- (Photo by: Lori Allen/NBC)

Casey meets Ruzek: Is Chicago Fire going to crossover with PD?

CHICAGO P.D. -- "Out of the Depths" Episode 1017 -- Pictured: (l-r) Meighan Gerachis as Forensic Officer, Marina Squerciati as Kim Burgess -- (Photo by: Lori Allen/NBC)

Is One Chicago Day still happening in 2023?

CHICAGO FIRE -- "The First Symptom" Episode 1117 -- Pictured: (l-r) Daniel Kyri as Darren Ritter, David Eigenberg as Christopher Herrmann -- (Photo by: Adrian S Burrows Sr/NBC)

Will LA Fire & Rescue be set in the One Chicago universe?

CHICAGO P.D. -- "Out of the Depths" Episode 1017 -- Pictured: Jason Beghe as Hank Voight -- (Photo by: Lori Allen/NBC)

NBC provides important update on One Chicago renewals

"Yup, This is The World We Live In" Episode 805 -- Pictured: (l-r) Yaya DaCosta as April Sexton, Nick Gehlfuss as Will Halstead -- (Photo by: George Burns Jr/NBC/Universal)

3 One Chicago characters we didn’t expect to return in 2023

CHICAGO P.D. -- "Blood and Honor" Episode 1015 -- Pictured: (l-r) Patrick John Flueger as Adam Ruzek, Jason Beghe as Hank Voight, Tracy Spiridakos as Hailey Upton, Benjamin Levy Aguilar as Dante Torres -- (Photo by: Lori Allen/NBC)

Are we finally getting a One Chicago crossover in 2023?

NEW YORK, NEW YORK - NOVEMBER 19: Actor Jesse Lee Soffer attends the Build Series to discuss "Chicago P.D." at Build Studio on November 19, 2019 in New York City. (Photo by Jim Spellman/Getty Images)

3 One Chicago stars who returned to the show as directors

CHICAGO FIRE -- "The Magnificent City of Chicago" Episode 1022 -- Pictured: (l-r) Hanako Greensmith as Violet, Alberto Rosende as Blake Gallo -- (Photo by: Adrian S. Burrows Sr./NBC)

3 One Chicago romances we want to see happen in 2023

CHICAGO FIRE -- "Every Scar Tells a Story" Episode 1102 -- Pictured: Jake Lockett as Carver -- (Photo by: Adrian S Burrows Sr/NBC)

3 One Chicago characters who annoy fans in 2023

"Haunted House" Episode 1105 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Taylor Kinney as Kelly Severide -- (Photo by: Adrian S Burrows Sr/NBC)

3 One Chicago couples we hope stay together in 2023

CHICAGO P.D. -- "Into The Deep" Episode 1007 -- Pictured: Jefferson White as Sean O'Neal -- (Photo by: Lori Allen/NBC)

3 One Chicago characters most likely to get killed in 2023

CHICAGO FIRE -- "Halfway To The Moon" Episode 1020 -- Pictured: Taylor Kinney as Kelly Severide -- (Photo by: Adrian S. Burrows Sr./NBC)

Has Severide appeared in the most One Chicago episodes?

CHICAGO FIRE -- "The Magnificent City of Chicago" Episode 1022 -- Pictured: (l-r) Caitlin Carver as Emma Jacobs, Miranda Rae Mayo as Stella Kidd -- (Photo by: Adrian S. Burrows Sr./NBC)

3 One Chicago characters we hope to see exit in 2023