Mary Bruce reports on the stunning collapse of an alliance between Pres. Trump and and Elon Musk that played out before the world after tensions mounted for days over the president's megabill to fund his agenda; Martha Raddatz reports on Russia's ferocious assault after Ukraine's stunning coordinated drone attack deep inside Russia; Aaron Katersky has details on the evidence that prosecutors in Luigi Mangione's case say reveal a motive for ALLEGEDLY killing UnitedHealthcare CEO Brian Thompson months before his murder; and more on tonight's broadcast of World News Tonight with David Muir.

Katherine Faulders reports from Washington, D.C., protesters and federal agents clashing in Southern California after recent ICE raids while Kilmar Abrego Garcia is back in the U.S. facing charges; Morgan Norwood reports from New York, more than 40 million Americans are on alert from Texas to the East for severe weather and potential flash flooding; Melissa Adan reports from Los Angeles, the urgent Washington State manhunt for the Army veteran accused of killing his three daughters and more on tonight's broadcast of World News Tonight.