Episode 57

Trump posts that Iran's supreme leader is dead and calls for regime change; Rachel Scott has details on her conversation with Pres. Trump about the military strike and next steps, with Trump saying Iran has been "incapacitated"; Martha Raddatz has details on the massive buildup in the Middle East as the U.S military draws upon the largest amount of firepower deployed to the Middle East since the invasion of Iraq; Mary Bruce reports as lawmakers on both sides of the aisle are raising concerns the military operation was done without congressional approval; and more on tonight's broadcast of World News Tonight with David Muir.