Dallas July 8, 2016 10:45 pm Dallas Police Used Robot to End Standoff with Suspect NBC 5 Investigates has learned new details about how Dallas police ended the hours-long standoff with the man suspected in Thursday’s deadly attacks downtown. 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