WASHINGTON — President Donald Trump stood by his national security adviser, Mike Waltz, after The Atlantic’s editor-in-chief was accidentally added to a private, high-level chat on the ...

WASHINGTON – National Security Adviser Mike Waltz told Fox News on Tuesday he took “full responsibility for inviting a reporter onto a group Signal app chat of Trump administration officials ...

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.

U.S. National Security Advisor Mike Waltz is under scrutiny for receiving work emails via a personal account, though he ...

National Security Advisor to the President of the USA, Mike Waltz, allegedly conducted business discussions using a private ...

The White House has declared the controversy around a Signal chat for a military strike that inadvertently included a ...

National Security Adviser Mike Waltz used a personal Gmail account for government communications, U.S. officials told The ...

According to three officials who spoke to the Washington Post, members of President Trump's National Security Council, ...