CHICAGO FIRE -- "Something About Her" Episode 12009 -- Pictured: (l-r) firefighter, Seth Boyer as Dale, Taylor Kinney as Kelly Severide -- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "All the Dark" Episode 12008 -- Pictured: (l-r) Laura Allen as Chief Robinson, Eamonn Walker as Chief Wallace Boden -- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "Red Flag" Episode 12007 -- Pictured: (l-r) Jake Lockett as Sam Carver-- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "Port in the Storm" Episode 12006 -- Pictured: (l-r) Hanako Greensmith as Violet Mikami, Kara Killmer as Sylvie Brett, Eamonn Walker as Chief Wallace Boden, Jesse Spencer as Matt Casey, Taylor Kinney as Kelly Severide -- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "On The Hook" Episode 12005 -- Pictured: (l-r) Hanako Greensmith as Violet Mikami, Miranda Rae Mayo as Stella Kidd, Christian Stolte as Randy "Mouch" McHolland, Kara Killmer as Sylvie Brett -- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "The Little Things" Episode 12004 -- Pictured: (l-r) Jake Lockett as Sam Carver, Christian Stolte as Randy "Mouch" McHolland -- (Photo by: Adrian S Burrows Sr/NBC)

CHICAGO FIRE -- "Trapped" Episode 12003 -- Pictured: (l-r) Jake Lockett as Sam Carver, Christian Stolte as Randy "Mouch" McHolland -- (Photo by: Adrian S Burrows Sr/NBC)