Senior government officials mistakenly invited the editor in chief of the Atlantic to a group chat on the messaging app Signal, where the focus of conversation was U.S. airstrikes against rebel groups ...

Trump administration officials are facing a firestorm after a high-profile journalist said he was accidentally included in their group on the publicly available Signal chat app to discuss sensitive ...

The Pentagon acting Inspector General Steven Stebbins is beginning an evaluation of Defense Secretary Pete Hegseth's use of the Signal messaging app to discuss military operations. Stebbins' memo on ...