WARNING: The following contains major spoilers for Chicago Fire Season 11, Episode 3, “Completely Shattered.”
Chicago Fire is down another cast member. The NBC series has a reputation for killing off characters, especially during the height of their popularity, and that trend continued in the October 5 episode entitled “Completely Shattered.” When Firehouse 51 rallied together to battle a movie theater blaze, one character didn’t make it out alive.
Source: https://www.distractify.com/p/what-happened-to-hawkins-chicago-fire