A hacker managed to breach TeleMessage, a company that sells a modified version of Signal to the US government. Mike Waltz ...

In a continuation of Signalgate, Hegsgeth came under scrutiny again last month, when the Washington Post reported that he not ...

President Donald Trump says he is nominating national security adviser Mike Waltz as United Nations ambassador while ...

President Donald Trump has gone through his share of national security advisers. But he doesn't hold the record, yet.

Sen. Ron Wyden (D-Ore.) is calling on the Department of Justice to investigate the risks associated with Trump administration ...

He certainly won’t be the last." Wong served as Waltz's principal deputy national security advisor, who was detailed in the Signal chat leak as the staffer charged with "pulling together a tiger ...

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...

President Donald Trump's National Security Advisor Mike Waltz and other staffers are out at the National Security Council, ...

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of ...

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a journalist to a Signal chat.

Who will replace Mike Waltz? President Donald Trump's leading candidates as Secretary of State Marco Rubio steps in ...

The ability to navigate power dynamics in the White House and sort through competing policy visions is essential.