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. Local 0:28 ‘There was a collision': Air traffic control recording captures moment of crash 3:30 Witness describes seeing plane in moments before it crashed 0:38 Video shows moment plane and helicopter collided near DCA 0:37 Ex-Abercrombie CEO arrested on sex trafficking-related charges 9:07 Selena Gomez and Benny Blanco's sweetest moments