That was the opening image delivered by the Pentagon in early September: a tightly edited video of a U.S. military aircraft obliterating an alleged drug-smuggling boat in the Caribbean. It was released with cinematic timing, framed as a bold success in the Trump administration’s newly intensified campaign against “narco-terrorists.” But the more Americans have learned about what followed, the killing of two dazed, shipwrecked survivors in a second strike, the more the narrative has begun to disintegrate.