At least four people have died and an estimated 159 people are still unaccounted for. Hundreds of first responders have been working to search under the rubble for survivors. WATCH FULL EPISODES OF WORLD NEWS TONIGHT: https://abc.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #WorldNewsTonight #BuildingCollapse #FirstResponders #Rubble #Survivors