Millions, including college students traveling home, are scrambling to get tested before Thanksgiving. The CDC issued an urgent warning against traveling for the holiday. WATCH THE FULL EPISODE OF 'WORLD NEWS TONIGHT': https://bit.ly/3lP1mw6 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 #WorldNewsTonight #COVID19 #ThanksgivingTravel