Rachel Scott reports on the fallout from the first presidential debate, with Pres. Biden's campaign admitting he had a "bad night,” and the president vowing to stay in the race at after his shaky performance; Terry Moran has details on the 6-3 vote by the Supreme Court that limits the charges that can be brought against defendants involved with the Jan. 6 Capitol riot; Phil Lipof has the latest after a car crashed through a nail salon in Suffolk County, New York, killing at least four people according to authorities; and more on tonight’s broadcast of World News Tonight with David Muir.br br 00:00 Introbr 02:25 Biden, Trump campaign amid debate falloutbr 07:01 Supreme Court limits some Jan. 6 chargesbr 10:00 Car slams into nail salon on Long Island; at least four killed, officials saybr 11:11 Boater bit by shark off Florida coastbr 11:35 Severe storms threaten record Fourth of July holiday travelbr 13:15 80 million + Americans brace for severe weatherbr 14:08 Former Uvalde school police chief charged over failed response to shootingbr 16:31 Former Trump advisor Steve Bannon’s emergency appeal denied by Supreme Courtbr 17:11 FAA investigating after Southwest flight takes off from closed runwaybr 17:34 Boeing Starliner spacecraft’s return to Earth delayedbr 18:03 Beloved retiring PE teacher sent off in style by studentsbr 19:50 WNT Promo br br ABC World News Tonight with David Muir delivers the news that matters most.