Halloween November 1, 2019 5:15 am ‘Late Night': Cynthia Erivo's Avatar Costume Took 3 Hours Cynthia Erivo talks about starring in the upcoming Harriet Tubman biopic and reveals how long it took to put together her Avatar Halloween costume. US & World Videos 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South 0:48 World Central Kitchen to resume operations in Gaza 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner