In the race for the White House, Mary Bruce has details on Vice Pres. Harris appearing with 100 Republican officials in Pennsylvania who support her campaign, and Rachel Scott reports on former Pres. Trump calling himself the "father of IVF" in a town hall with an all-female audience; Trevor Ault has the latest on the death of former 'One Direction' star Liam Payne, who was found dead after falling from the third floor of a hotel in Buenos Aires, Argentina, according to police; after 35 years behind bars for brutally killing their parents in 1989, Mola Lenghi has details on the nearly two dozen relatives of Lyle and Erik Menendez who are renewing calls for prosecutors to recommend resentencing in the case; and more on tonight's broadcast of World News Tonight with David Muir.