9-1-1 6×03 Promo “The Devil You Know”

9-1-1 6×03 “The Devil You Know” Season 6 Episode 3 Promo – While in Florida caring for her ailing father, Athena and Bobby investigate the disappearance of her childhood friend from 45 years ago in the all-new “The Devil You Know” episode of 9-1-1 airing Monday, October 3rd on FOX.