Signalgate was the national security adviser’s most glaring mistake. But his problems ran deeper. After Michael Waltz, the ...

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

In a surprise move, National Security Adviser Mike Waltz will be leaving the Trump administration. Here's what people are ...

President Trump recently discouraged the use of the Signal app after controversy over a group chat of administration ...

President Trump's national security adviser Mike Waltz and deputy Alex Wong are leaving the White House, multiple sources ...

Reaction to Waltz’s ‘promotion,’ Rubio now ‘secretary of everything,’ Air Force nominee grilled, Trump wants Veterans Day ...

Today, the Trump administration announced that national security advisor Mike Waltz would be leaving the White House after ...

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In the first big shake-up of his inner circle, President Trump said he's nominating his national security adviser Mike Waltz as his UN ambassador.

Waltz came under scrutiny after revelations that he added a journalist to a private text chain about military operations.

Fired National Security Adviser Mike Waltz can‘t help but leak his Signal chats. Waltz, whose downfall was precipitated by ...