Janai Norman has the latest on the more than 130 million Americans on alert as life-threatening heat shatters records from Newark to Providence and more than 100 people are taken to the emergency room in New York City, and Lee Goldberg has the forecast; Mary Bruce reports on Pres. Trump pushing back on the preliminary intelligence report on Iran strikes; Moran Lenghi has details on the fiery midair jet engine scare over Las Vegas; and more on tonight’s broadcast of World News Tonight with David Muir.