ABC World News Tonight with David Muir Full Broadcast - Aug. 31, 2026

Matt Rivers is on the scene in Times Square, where sources say a woman stabbed two people during rush hour in New York City, killing one and leaving another with life-threatening injuries, before police opened fire and she died at the hospital; Trevor Ault reports on the urgent search for survivors after torrential rain turned a typically quiet creek in the Grand Canyon into a raging river, triggering deadly flash floods that sent a wall of water, mud and debris through trails; Mary Bruce has details on the Supreme Court’s divided decision to give Pres. Trump the green light to keep building his sprawling 90,000 square foot, $400 million ballroom, and news the Secretary of the Army is stepping down; and more on tonight’s broadcast of World News Tonight with David Muir. 00:00 Intro 02:21 Deadly Times Square stabbing during rush hour in New York City: Police 04:06 Urgent search for survivors after deadly Grand Canyon flooding 06:41 Tracking continued flood threat in Southwest and new tropical threats 07:53 Mass rescue and recovery missions after Nepal-Tibet flood disaster 10:05 Jury finds Duane Davis guilty in murder of Tupac Shakur 11:04 Supreme Court allows construction of White House ballroom to continue 13:19 Pilot medical emergency in cockpit forces Delta flight to return to Minneapolis 14:50 Airline defends passenger jets' low-altitude flyover above packed stadium in South Africa 15:31 Shark attack at Martha's Vineyard? 15:53 Dashcam video shows driver's close call with Kentucky boy about to board school bus 16:17 Rabies scare involving baby goats at North Carolina petting zoo 16:31 Lionel Richie in ICU after weekend performance in Saint Louis: Sources 16:58 Dolly Parton laid to rest in Nashville next to late husband Carl Dean ABC World News Tonight with David Muir delivers the news that matters most. Watch to get the latest news stories and headlines from around the world. Follow ABC World News Tonight on... Instagram: https://www.instagram.com/abcworldnewstonight/ TikTok: https://www.tiktok.com/@abcworldnews X (formerly Twitter): https://twitter.com/ABCWorldNews Facebook: https://www.facebook.com/WorldNewsTonight Threads: https://www.threads.net/@abcworldnewstonight ABC News is your trusted source for breaking news, analysis, exclusive interviews, headlines, and videos: https://abcnews.go.com/ Subscribe to ABC News on YouTube: https://bit.ly/2vZb6yP Watch full episodes on Hulu: http://abcn.ws/3bzvQQn WorldNewsTonight DavidMuir News ABCNews