Chicago Fire

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Eamonn Walker as Wallace Boden -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: (l-r) Eamonn Walker as Wallace Boden, Christian Stolte as Mouch, Jesse Spencer as Matthew Casey, Yuri Sardarov as Otis -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Monica Raymund as Gabriela Dawson -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Monica Raymund as Gabriela Dawson -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Sarah Shahi as Renee Royce -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Taylor Kinney as Kelly Severide -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: (l-r) David Eigenberg as Christopher Herrmann, Yuri Sardarov as Otis -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Taylor Kinney as Kelly Severide -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: David Eigenberg as Christopher Herrmann -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Taylor Kinney as Kelly Severide -- (Photo by: Elizabeth Morris/NBC)

CHICAGO FIRE -- "The Unrivaled Standard" Episode 621 -- Pictured: Jesse Spencer as Matthew Casey -- (Photo by: Elizabeth Morris/NBC)