A watchdog group has said the exchanges on the Signal app were federal records, and sued in an effort to preserve them.

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 ...

An iPhone contact glitch involving NSA Mike Waltz mistakenly added journalist Jeffrey Goldberg to a secret Signal chat on U.S ...

Trump told the reporter during a press conference, 'Oh, you’re bringing that up again? Don’t bring that up again' ...

Welcome to the Fox News Politics newsletter, with the latest updates on the Trump administration, Capitol Hill and more Fox ...

President Donald Trump confirmed that multiple employees within the National Security Council were fired Thursday, adding to ...

Signalgate seems to have been the norm for national security adviser Mike Waltz, rather than the exception ... that the Trump administration’s Signal leak was “very serious,” while another ...

After the Signal leak, a Washington Post report raises questions about US National Security Advisor Michael Waltz’s email habits. After the Signal leak, a Washington Post report raises questions ...