President Joe Biden delivered an inaugural address calling for unity in America. Vice President Kamala Harris becomes the highest-ranking woman in U.S. history. WATCH THE FULL EPISODE OF 'WORLD NEWS TONIGHT': https://bit.ly/3mscXkB WATCH OTHER FULL EPISODES OF WORLD NEWS TONIGHT: http://abc.go.com/shows/world-news-to... WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #WorldNewsTonight #PresidentJoeBiden #VPKamalaHarris #SwornIn