President Donald Trump’s former national security adviser has begun reaching out to allies on the Senate Foreign Relations ...

"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

A phone app that Mike Waltz, President Donald Trump’s former national security adviser, apparently used to save his text ...

President Donald Trump said Thursday that he would nominate national security adviser Mike Waltz to be U.S. ambassador to the ...

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

Reports say President Donald Trump will nominate National Security adviser Mike Waltz to become the nation's ambassador to ...

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

President Trump is tapping national security adviser Mike Waltz to be his ambassador to the United Nations following reports ...

Donald Trump appointed Mike Waltz to be the next U.S. ambassador to the United Nations after stripping him of his original ...

Reports of Mike Waltz's exit as national security advisor focused on Signalgate, but President Donald Trump has nominated him ...

Waltz served as Trump’s national security adviser until Thursday, when the president announced he was moving Waltz to be the next ambassador to the U.N.

President Trump said Rubio will be acting National Security Adviser as he nominates Waltz to be the United States' ambassador ...