Federal investigations are in rural Montana after a train carrying more than 150 people derailed late Saturday. Dozens have been reportedly injured and three people were killed. WATCH THE FULL EPISODE OF 'WORLD NEWS TONIGHT': https://bit.ly/3uHCDO5 WATCH OTHER FULL EPISODES OF WORLD NEWS TONIGHT: http://abc.go.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #WNT #TrainDerailment #Amtrak