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 ...

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

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

The Trump adviser responsible for the Signal group chat that became a national security scandal is being replaced and ...

Waltz publicly took full responsibility for the mishap, acknowledging the error as "embarrassing". The incident sparked ...

US President Donald Trump 's national security adviser Mike Waltz will leave his post following the Signalgate controversy, ...

US President Donald Trump's National Security Adviser Mike Waltz and his deputy, Alex Wong, are set to leave their posts at ...

Trumps White House purge is making headlines after he abruptly fired National Security Adviser Mike Waltz. Reports suggest a ...

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White House shakeup: Mike Waltz leaves national security role, nominated as UN ambassador Louis Serbeck, 54, died while being ...

U.S. President Donald Trump ousted his national security adviser Mike Waltz on Thursday and named Secretary of State Marco ...