911 S04E05 Buck Begins

9-1-1 4x05 "Buck Begins" Season 4 Episode 5 Promo trailer HD - The 118 race to save the lives of workers trapped in a five-alarm factory fire. Meanwhile, Maddie reveals a painful family secret that causes Buck to confront his childhood and answer why he is the daredevil he is today in the all-new “Buck Begins” episode of 9-1-1 airing Monday, February 15th on FOX.