Let it Burn (S03E09)

Amidst raging wildfires on the West Coast, a deadly biological weapon is unleashed, prompting NorBac to track down its creator. Meanwhile, Rachel's focus shifts from the crisis at hand to her personal turmoil, as she grapples with the aftermath of her son being mauled by a bear. As the team races against time to contain the threat, Rachel's determination to protect her family clouds her judgment, creating a tension that intertwines her personal struggle with the unfolding disaster.