Trump news at a glance: Waltz takes fall for Signal blunder as president dismisses security threat

Signal chat including the top editor of the Atlantic causes White House chaos. Here's your roundup of key US politics stories from 25 March 2025

Donald Trump's national security adviser, Mike Waltz, said he took full responsibility for a stunning leak of military plans in a Signal chat, while Trump intervened to defend him, saying it was the only glitch in two months".

I take full responsibility. I built the group. My job is to make sure everything is coordinated," Waltz said in an interview with Fox News, in which he conceded: it's embarrassing".