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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Aaron Katersky reports on the small plane that crashed midair with a Pennsylvania state police helicopter, killing the plane's pilot and injuring two state troopers, and the new video that shows the moment the collision happened; Pierre Thomas has the latest on the FBI foiling an alleged terror plot targeting the New York State Capitol building in Albany; Rachel Scott has details on Pres. Trump’s threat of what he calls "economic D-Day" on Iran, vowing "economic warfare" on an unprecedented scale; and more on tonight’s broadcast of World News Tonight with David Muir.

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Victor Oquendo has the latest on the safari helicopter crash in the rugged foothills of Kenya's iconic Mount Ololokwe that left seven people dead, including five Americans; Trevor Ault reports on Prince Harry and Meghan Markle moving back to the U.K. after living in America for more than six years; David Muir journeys deep into the Grand Canyon, exploring its breathtaking scale and the growing concern over the Colorado River – a vital lifeline facing an uncertain future amid record-low water levels; and more on tonight’s broadcast of World News Tonight with David Muir.

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Stephanie Ramos has details on the newly-obtained police report about the death of Hayden Panettiere, which reveals that that her ex-boyfriend Brian Hickerson was at the scene; Rhiannon Ally has the latest on the urgent manhunt is underway in Philadelphia for a suspect accused of chasing multiple victims while wearing a "distinctive Chucky doll Halloween-style face mask" asking if they are "ready to die," police say; amid reports of deteriorating conditions on the USS Lincoln, Jon Karl reports on the complete loss of power on the USS Benfold in the South China Sea that sailors on board four days with limited drinking water, and no working toilets or air conditioning; and more on tonight’s broadcast of World News Tonight with David Muir.

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With new details surrounding the sudden death of 36 year old actress Hayden Panettiere, the young star found in cardiac arrest at an apartment in Greenville, South Carolina, Stephanie Ramos reports on the tributes now pouring in; Jon Karl has the latest on Pres. Trump’s threat to bomb U.S. ally Oman if they interfere with objectives in the Strait of Hormuz, hours after telling the Pentagon to scale-back military exercises with South Korea; David Muir reports on the 11 stars, storytellers and leaders to officially join the ranks of Disney Legends – including former Disney CEO Bob Iger; and more on tonight’s broadcast of World News Tonight with David Muir.

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Leslie Lopez has the latest at least seven killed after historic flooding with flash flood threats stretching from Ohio to West Virginia; Melissa Adan has details on tropical storm Lala delivering a devastating blow to the Hawaiian islands, with torrential rains and damaging winds leaving dozens of homes damaged and nearly 200 thousand customers without power; Morgan Norwood reports on the dramatic images of a deadly shooting at a crowded park during a concert in Lexington, Kentucky; and more on tonight’s broadcast of World News Tonight with David Muir.

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Melissa Adan is in Hawaii tonight as Lala has strengthened into a Category One Hurricane in what could be a historic landfall; Leslie Lopez has the forecast and also the deadly flooding disaster in the Midwest after days of rain have caused flash flooding that has killed at least six; And Ginger Zee is reporting from Disney’s D23 Celebration and has the details on the next stage of Disney Entertainment; and more on tonight’s broadcast of World News Tonight with David Muir.

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Aaron Katersky has details on what unfolded inside a federal courtroom as Luigi Mangione pleaded guilty, admitting to killing UnitedHealthcare CEO Brian Thompson in cold blood and revealing how he hunted him down; Jay O’Brien has the latest on the U.S. Army temporarily grounding all Apache helicopter test flights following a crash in Texas that left two pilots dead; Matt Rivers reports on the air traffic controller credited with averting a catastrophe after two American Airlines jets with the same flight number were headed in the same direction; and more on tonight’s broadcast of World News Tonight with David Muir.

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Will Reeve has the latest on the United Airlines pilots that aborted takeoff at O’Hare International Airport after blowing two tires, forcing passengers to deplane on the runway; with the USS Abraham Lincoln at sea for more than 250 days amid the war with Iran, Martha Raddatz has details on new reports of dire conditions on board the aircraft carrier that have surfaced; in our new series This American Wonder, David Muir reports on the effort to save the tallest trees in the world, the ancient redwoods, and the land returned to its original stewards; and more on tonight’s broadcast of World News Tonight with David Muir.

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