The White House’s assertion that the case is closed surrounding national security officials’ use of Signal is getting ...

Democratic leaders of key House committees are reigniting calling for National Security Advisor Mike Waltz to step down.

US National Security Advisor Mike Waltz, who has faced calls to resign over his role in the recent Yemen chat group scandal, ...

Reports of 20 Signal chats and Waltz’s Gmail mark at least four major security liabilities uncovered since Signalgate.

The team led by U.S. President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the ...

U.S. President Donald Trump's national security adviser has never used his personal email account to send classified material ...

National security adviser Mike Waltz is also expected to visit the territory this week, according to a source familiar with the trip. Greenland Prime Minister Mute B. Egede called the US ...

The US Second Lady and Mr Waltz are part of a US delegation to the self-governing territory of Denmark in a trip regarded as highly provocative, given Donald Trump’s repeated call for the US to ...

But little information was shared about a visit set to be led by national security advisor Mike Waltz, which is reportedly scheduled to take place earlier in the week. When Greenland's prime ...

The Trump administration is seeking the "full dismantlement" of Iran's nuclear program as it ramps up a U.S. military campaign in the Middle East, White House national security adviser Mike Waltz ...

Trump National Security Advisor Mike Waltz and CBS’s Margaret Brennan clashed ... amid a back and forth over President Donald Trump’s use of the obscure Alien Enemies Act of 1798 to round ...

The Trump administration is calling on Iran to give up its entire nuclear program or face the consequences, National Security Advisor Mike Waltz said Sunday. Waltz said it was time for Iran to ...