ABC World News Tonight with David Muir Full Broadcast - Aug. 7, 2024

Maggie Rulli has details on the cancellation of Taylor Swift’s three shows in Vienna, Austria after authorities thwarted an alleged terror plot targeting her "Eras Tour”; Victor Oquendo reports on the Carolinas and Northeast bracing for Tropical Storm Debby; James Longman has the latest on Ukraine launching a surprise attack inside Russia, marking the first large-scale assault across the border since the war began; Mireya Villarreal reports on NASA announcing that Boeing’s Starliner astronauts Butch Wilmore and Suni Williams may not return to Earth until February, possibly on a different spacecraft; and more on tonight’s broadcast of World News Tonight with David Muir.