Current and former US officials have told CNN they believe two texts sent by national security adviser Mike Waltz and CIA ...

U.S. officials seek to curb the militants’ attacks on ships in the Red Sea, but the group was not deterred by strikes in the ...

President Donald Trump is making his clearest commitment to not fire anyone over an embarrassing accidental leak of his ...

A federal judge has ordered the Trump administration to preserve records of a text message chat in which senior national ...

A powerful U.S. Senate Republican called on Wednesday for an independent probe of Trump administration officials' discussion ...

See the newly published key exchanges between senior Trump administration officials, as reported by The Atlantic.

It's not just the Situation Room or Signal — senior Trump administration officials bypassed a range of secure government ...

Top government officials used Signal to discuss air strikes on Houthi targets in Yemen as the Trump administration stepped up ...

A federal judge on Thursday ordered the Trump administration to preserve all Signal communications over the span of several ...

The National Security Agency sent a bulletin in February warning of Russian hackers trying to access encrypted conversations ...

Trump officials have repeatedly downplayed the messages, claiming no classified information was shared in the chat that ...

Defense Secretary Pete Hegseth has refused to say whether he posted classified information onto Signal. He is traveling in ...