Ukraine's first lady Olena Zelenska addressed members of Congress, warning of a worsening humanitarian crisis and pleading for more weaponry as Russia's war on Ukraine rages on. WATCH FULL EPISODES OF WORLD NEWS TONIGHT: https://abc.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #Ukraine #LadyOlenaZelenska #WorseningHumanitarianCrisis #WorldNewsTonight