Jimmy Fallon August 9, 2017 4:16 am ‘Tonight': Derek Hough Reveals ‘World of Dance' Winners Les Twins Derek Hough joins Jimmy Fallon to introduce the “World of Dance” winners Les Twins before their “Tonight Show” performance. US & World Videos 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 2:09 President of MIT calls for shutting down pro-Palestinian encampments 3:57 Pleasant Sunday despite morning showers 1:00 Three dead in apparent murder-suicide in Lowell