More than 20 people may be missing following a flash flood in Grand Canyon National Park in Arizona, according to park officials, Dani Beckstrom reports on “significant flash-flood event” occurred in Bright Angel Canyon and the Phantom Ranch area; Steven Portnoy has the latest on the United States forces striking two Iranian rocket launch sites on Larak Island, according to a U.S. official.; Rachel Scott reports on the legacy of Dolly Parton living on through the eyes of young readers heading back to school and more on tonight’s broadcast of World News Tonight with David Muir.

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Catastrophic flooding in Nepal leaves hundreds dead, thousands missing as rescuers search through the rubble for survivors, Britt Clenett reports; Steven Portnoy has the latest on President’s Trump extraordinary deal to take control of a large share of Venezuela’s oil; Alex Presha has details on a deadly blast in Ukraine leaving multiple killed after a Russian strike on a warehouse packed with explosives; and Whit Johnson reports on divers going deep below to save the day for a bride to be; and more on tonight’s broadcast of World News Tonight with David Muir. 

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As the death toll rises from the catastrophic glacier collapse and floods that rocked Nepal and Tibet, Britt Clennett has the latest on the incredible survival stories, speaking with an American couple who were on a bus and narrowly escaped the  wall of water; Pierre Thomas has details on ICE’s plans to purchase robot dogs to help track and apprehend undocumented migrants; Morgan Norwood reports on the Wisconsin father on camera appearing to deliberately trip a player at a youth football game, leaving parents stunned; and more on tonight’s broadcast of World News Tonight with David Muir.

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With new flooding and landslide warnings that could strike the villages washed away by that catastrophic wall of water in Nepal and Tibet, Britt Clennett is on the ground with the latest on the desperate search for survivors, with 90 Americans among 1,300 people reported missing; amid an escalating trade war with Canada, Mary Bruce reports on Pres. Trump’s new executive order to rename Lake Ontario to “Lake America;” eight months after Rob and Michelle Reiner were stabbed to death – allegedly by son Nick Reiner – Trevor Ault has details on what the couple's oldest son Jake Reiner said in his first exclusive interview; and more on tonight’s broadcast of World News Tonight with David Muir.

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James Longman reports on the devastating landslide and flood which sent an unstoppable wall of water through Nepal, destroying everything in its path and leaving more than 600 missing – including at least 47 Americans; Trevor Ault looks back at the legacy of actor Tim Curry, known for his role as mad scientist Dr. Frank-N-Furter in "The Rocky Horror Picture Show," who has died at age 80; Elizabeth Schulze has details on social media giant Meta agreeing to pay up to $18 billion in a landmark deal and make sweeping changes to how children use Instagram and Facebook after reaching a settlement with 48 states over claims it helped addict kids to social media; and more on tonight’s broadcast of World News Tonight with David Muir.

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Following the death of music legend, actress, businesswoman and philanthropist Dolly Parton at age 80, David Muir looks back at her life – from her humble country roots in Tennessee, to her award-winning career that spanned more than six decades; Rachel Scott reports on Canada imposing retaliatory tariffs of up to 50% on over 700 U.S. products after Pres. Trump's steep new tariffs on Canadian goods; with the start of NFL season just two weeks away, Steve Osunsami has details on the new study that’s found at least 25% of former NFL players who died between 2016 and 2021 may have had the degenerative brain disease CTE; and more on tonight’s broadcast of World News Tonight with David Muir.

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Melissa Adan has the latest with tens of thousands of people forced to evacuate as the Hawk Fire near Reno, Nevada, burns out of control; Jay O'Brien reports on the Supreme Court’s decision to allow Pres. Trump to move forward with parts of his executive order limiting mail-in ballots; Trevor Ault reports after the owner of the San Francisco 49ers, Jed York, was arrested in a prostitution sting at an Ohio trailer park; Victor Oquendo has more on the mother and her 2-year-old daughter who were killed after being struck by lightning near Fort Lauderdale, Florida; more on tonight’s broadcast of World News Tonight with David Muir.

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Officials are urging 90,000 people to evacuate amid a fast-moving wildfire emergency in the West, while a powerful tropical storm lashes Hawaii, its second damaging storm in a week, Melissa Adan reports; Jaclyn Lee has the latest on two Phoenix police officers fired and arrested after allegedly failing to report traffic stop; Lama Hasan has details on Iran-linked hackers blamed for a cyberattack that shut down an energy generator in the UK; and Linsey Davis reports on a special honor for a teenager who's been called "an angel on earth”; and more on tonight’s broadcast of World News Tonight with David Muir. 

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20 million on alert for severe weather as storms bring heavy rain, large hail and damaging winds from the Ohio Valley to the south, Morgan Norwood reports as a new storm threatens Hawaii’s big island; Andrew Dymburt has the latest on small plane crash off of Boca Raton, the frantic efforts to rescue the pilot; Jaclyn Lee has details on the laptop that burst into flames on-board an American Airlines flight; and Whit Johnson remembers Sister Jean and the honor given to her on what would have been her 107th birthday; and more on tonight’s broadcast of World News Tonight with David Muir.

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Morgan Norwood reports on the violent storms in the Northeast that triggered multiple tornadoes, including one hitting a beach club near New York City, and Lee Goldberg has the forecast; Martha Raddatz has details on the Pentagon possibly stripping an honor given to WWII hero Doris Miller – the first African American to have a US aircraft carrier named after him – in order to rename the ship after Pres. Trump, sources tell ABC News; Aaron Katersky has the latest on the Pennsylvania mother and son charged in connection to the murder of his girlfriend, college freshman Karoline Heintz; and more on tonight’s broadcast of World News Tonight with David Muir.

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