[s6e10] Slamigan -

Casey steps up in a major way, convincing DCFS to allow them to become Bria's temporary guardians while her father is in rehab. This moment also allows Casey to open up about his previous hesitations, reaffirming his commitment to Dawson. Enter the "Slamigan"

Kelly Severide faces a blast from the past when his old mentor, Chief Grissom (played by Gary Cole), visits the station. [S6E10] Slamigan

Grissom isn't just there for a friendly chat; he's disappointed that Severide hasn't climbed the CFD ranks faster. Casey steps up in a major way, convincing

Episode Spotlight: [S6E10] " Slamigan " In the world of Chicago Fire , some episodes are defined by heart-pounding rescues, while others are remembered for the personal growth of the Firehouse 51 family. Season 6, Episode 10, aptly titled manages to deliver both—balancing a high-stakes chemical fire with the birth of a now-iconic firefighting tool and some major emotional breakthroughs. The Search for Bria Ends Grissom isn't just there for a friendly chat;

Cruz wants to weld a sledgehammer to a Halligan bar , creating a tool that allows a single firefighter to force a door open without needing a partner.

Bria eventually arrives at the firehouse, leading to a heartwarming reunion.

With some unlikely welding help from Sylvie Brett and moral (plus business-minded) support from Mouch and Herrmann, the prototype finally comes together.