Signalgate was the national security adviser’s most glaring mistake. But his problems ran deeper. After Michael Waltz, the national security adviser, inadvertently included The Atlantic ’s editor in chief in a group chat about military attack plans on the Signal messaging app, he found himself on very thin ice with his boss.

WASHINGTON − Mike Waltz, President Donald Trump's national security advisor, is set to leave his White House post amid continued fallout weeks after he accidentally invited a journalist into a chat between top national security officials discussing plans ...

Witkoff, who has been leading negotiations with Russia, Iran, and Hamas, is reportedly Trump’s leading pick for national security adviser. Other names being floated include top White House aide Stephen Miller, National Security Council senior director for counterterrorism Sebastian Gorka, and special envoy for special missions Richard Grenell.

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Waltz “wanted to take U.S. policy in a direction Trump wasn’t comfortable with because the U.S. hadn’t attempted a diplomatic solution,” an anonymous person told the Post. “It got back to Trump and the president wasn’t happy with it,