The character Bobby Nash was killed off on the TV show "9-1-1" in season 8, episode 15, due to a creative decision by the showrunner Tim Minear. Bobby died after contracting a lethal virus while rescuing a colleague, choosing to give the only available antiviral dose to Chimney instead of saving himself. The decision was made to add realism and raise the stakes for the characters, as it was the first major main character death on the show, making the story more vivid and authentic. This death was also meant to represent the sacrifice and heroism of first responders. The showrunner emphasized that Bobby's death was intentional and necessary, though it stirred mixed reactions from fans who felt the timing and choice of character were controversial. Bobby's death was portrayed as a selfless and poignant farewell, affecting the narrative going forward and the other characters deeply.