Harris attacks Trump at 1st presidential rally in Milwaukee; Biden returns to White House for the 1st time since ending re-election bid; Secret Service Director Kim Cheatle resigns.

Kayna Whitworth is on the scene of an explosive wildfire in Butte County, California that has destroyed over 71,000 acres, and has details on the arrest of a suspect who's accused of starting the fire; amid growing tensions, Mary Bruce reports on Vice Pres. Harris and Pres. Biden's separate meetings with Israeli PM Netanyahu, urging him to accept a cease-fire deal with Hamas; Martha Raddatz has more on the unprecedented drama in the skies, U.S. and Canadian fighter jets intercepting four Russian and Chinese bombers flying in international airspace off Alaska; and more on tonight's broadcast of World News Tonight with David Muir.