National security adviser Mike Waltz is expected to step down as soon as Thursday in the first shake-up among the president’s top advisers.,The development, reported first by CBS News, comes just over a month after Waltz faced a barrage of criticism for adding The Atlantic editor Jeffrey Goldberg to a group chat on Signal in which Cabinet officials discussed war plans for a strike in Yemen.

Vice President JD Vance rejected the notion that former National Security Adviser Mike Waltz was removed from his post over Signalgate, arguing it could also be seen as a promotion

The national security adviser infamously added The Atlantic's Jeffrey Goldberg to a Signal group chat discussing Yemen attack plans.