In Rockville, Maryland, residents evacuated an apartment building due to flash flooding. Residents were told to evacuate, also because of flash flooding, in central Pennsylvania. 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 #WorldNewsTonight #DavidMuir #HurricaneIda #Tornado