The South is facing its worst flooding in 37 years, already affecting Tennessee and the Pearl River. WATCH THE FULL EPISODES OF 'WORLD NEWS TONIGHT': https://bit.ly/35ZFVjm WATCH OTHER FULL EPISODES OF WORLD NEWS TONIGHT: http://abc.go.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://hulu.tv/33iKepm #WorldNewsTonight #Flooding #Mississippi #Tennessee