Political fallout is mounting as some Republicans are breaking with the White House on the severity of the leak.

US president defends key security official after journalist says he was added to group chat about air strikes.

I would characterize this messaging thread as a policy discussion, a sensitive policy discussion among high level cabinet ...

A magazine journalist’s account of being added to a group chat of U.S. national security officials coordinating plans for ...

The Atlantic magazine published Secretary of Defense Pete Hegseth's Signal messages with classified war plans as the fallout ...

White House staffers have come under fire after allegedly using the app to discuss sensitive foreign policy plans.

Director of National Intelligence Tulsi Gabbard and CIA Director John Ratcliffe returned to Capitol Hill to testify before ...

The editor-in-chief of The Atlantic magazine, Jeffrey Goldberg, says he was mistakenly added to a group chat with Trump ...

Microsoft Teams' Live Chat is now available to businesses, allowing them to communicate with customers easier.

Director of National Intelligence Tulsi Gabbard and CIA director John Ratcliffe testified in a Senate Intelligence hearing ...