Miranda Rae Mayo

The Firehouse 51 Lieutenant will be away from her post for a little while to help her newfound foster family.

Stellaride's foster son Isaiah has been tugging our heartstrings as he grows worried about his sick mother.

As the foster parents cultivate different relationships with their teen son, Mayo tells NBC Insider what emotions Stella is battling in an exclusive interview.

"He's a joy to be around," Chicago Fire's Miranda Rae Mayo told NBC Insider about the One Chicago newcomer.

Chicago Fire's Season 14 premiere featured gut-plummeting lows followed by euphoric highs.

A Captain's sacrifice, a gut-wrenching goodbye, and a shocking reveal ignites the flames of Season 14.

Meet the fearless firefighters and paramedics shaping Chicago Fire Season 14.

This is not a drill, Chicago Fire fans. We repeat: Not. A. Drill. 

From drinks at Molly's to hectic mayday calls, the friendships forged on Chicago Fire are the soul of the show.

Stella's grind never ends, and her latest adventure takes her away from Chicago for a little while.

Boden set out to solve a mind-boggling mystery in his triumphant Chicago Fire return.

But in a way, the smooch was a long time coming for Chicago Fire fans. 

Stella and Severide have big dreams of welcoming a little one into their household. And it looks like they're one step closer to making it happen. 

Before going on his sudden furlough, Carver made sure to leave a message to a dear Firehouse 51 friend.

Taylor Kinney was noticeably absent from Chicago Fire Season 13, Episode 14. Here's why! 

A visit from a family member in Stella's past sparked some soul-searching from the couple. 

It was the ultimate One Chicago girls' night!

"Everybody is coming in — I'm gonna get the chills — it is such a big ride," Med's Steven Weber told NBC Insider.

Firehouse 51, Gaffney's finest, and P.D.'s Intelligence Unit are coming together to save the day on Wednesday, January 29. 

The Chicago P.D. actor got to work with this actor in the upcoming One Chicago crossover.