A government watchdog group is suing national security leaders for their use of Signal to discuss military actions, saying ...

Five Cabinet members are facing a federal lawsuit over the use of Signal to coordinate military strikes in Yemen.

Watchdog group American Oversight sued Trump officials after the shocking national security failure exposed by The Atlantic.

Having that conversation on the commercial app Signal may have been ... shows this particular chat was set to automatically delete messages after four weeks. A law President Barack Obama signed ...

A federal judge in Washington ordered Trump administration officials Thursday to temporarily preserve records of a leaked ...

Judge James E. Boasberg, who has already drawn President Donald Trump’s ire, ordered national security agencies to preserve ...

Jeffrey Goldberg, The Atlantic’s editor in chief, brushed off the risk of a legal threat from the Trump administration after ...

Angry Senators described as sloppy and incompetent the use of the Signal chat by Pete Hegseth and others for an active ...

The lawsuit from American Oversight seeks a court ruling that Hegseth and others broke the Federal Records Act by failing to ...

National Security adviser Mike Waltz has taken full responsibility for creating the Signal group chat. Newsweek's live blog ...

U.S. District Judge James Boasberg ordered Trump administration officials to preserve communications from the messaging application Signal that featured in the recent scandal stemming from ...