September 7, 2017 6:19 am 'Tonight': Jumper's Helper and Other Fallonventions Jimmy Fallon welcomes three kids, Patrick Joiner, Emma Mogus and Leah Thobe, to show off their inventions before he shows off some cutting-edge technology of his own. 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
