Undeterred by arson attacks on rail lines earlier in the day, the Parade of Nations continued beneath a glittering Eiffel Tower, where Celine Dion belted out a love anthem.
The explanation was the most definitive to date after the bureau’s director had earlier suggested the former president might have been hit by shrapnel, igniting a political storm.
Calling to offer their endorsement, the former president and first lady sounded like parents in a Lifetime movie talking to their child at summer camp.
The improbable arrest of Ismael Zambada García, who for decades had evaded the authorities, at a small airport outside El Paso appears to be a tale of subterfuge and betrayal.
Peter Strzok, a former F.B.I. agent, and Lisa Page, a former lawyer for the bureau, accused the Trump administration of violating their privacy after it provided explosive texts to the news media.