In the besieged port city of Mariupol, Ukrainians rejected Russian demands to surrender despite a relentless onslaught of attacks. 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 #mariupol #efusesurrender #attacks #ukraine #wnt