9-1-1 3×18 Featurette “What’s Next?” Season Finale

9-1-1 3×18 “What’s Next?” Season 3 Episode 18 Featurette (Season Finale) – The 118 rush to save lives in the aftermath of a massive train derailment in the all-new “What’s Next?” season finale episode of 9-1-1 airing Monday, May 11th on FOX.