Secretary of State Marco Rubio has been thrown into two top national security jobs at once as President Donald Trump presses ...

National security adviser Mike Waltz is out, with Secretary of State Marco Rubio replacing him on an interim basis. President ...

Trump said he's nominating Michael Waltz to be ambassador to the United Nations, while Secretary of State Marco Rubio will ...

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were ...

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

President Donald Trump announced former national security advisor Mike Waltz as his choice to serve as ambassador to the U.N.

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

The ousting of national security adviser Mike Waltz triggered a major shake-up in President Trump’s White House team, which ...

Marco Rubio will be the first person since Henry Kissinger in the 1970s to hold the positions of secretary of state and ...

President Donald Trump said Thursday that he’s naming Secretary of State Marco Rubio as acting national security adviser to ...

Mike Waltz has been nominated to serve as the next U.S. ambassador to the United Nations. In turn, there's renewed interest ...

Trump announced the moves shortly after news broke that Mike Waltz and his deputy Alex Wong were leaving the administration.