President Trump is replacing National Security Advisor Mike Waltz due to a controversy involving a journalist being added to a Signal group chat where sensitive military operation discussions occurred. This makes Waltz the first top official to lose his job in Trump's second term.
The Atlantic revealed Waltz added a journalist to the Signal group chat, leading to significant media coverage and embarrassment for the administration.
While Trump initially hesitated to fire Waltz, he privately expressed his displeasure. The incident ultimately cost Waltz his position.