Chicago Fire 8×17 Promo “Protect A Child” Chicago Fire 8×17 “Protect A Child” Season 8 Episode 17 Promo – Check out the promo for Chicago Fire Season 8 Episode 17 “Protect A Child” airing Wednesday March 18th on NBC. Show More… 17 Comments Related Videos Chicago Fire 8×13 Promo “A Chicago Welcome” (HD) Chicago Fire 5×09 Promo (HD) Chicago Trilogy Crossover Event Promo – Chicago Fire, Chicago PD, Chicago Med (HD) Chicago Fire 1×24 Promo “A Hell of a Ride” (HD) Season Finale