U.S. national security adviser Mike Waltz said Thursday that the investigation into the plane collision near Washington ...

The former national security advisor has faced threats from Iran going back years, including an alleged assassination plot.

Trump tapped Waltz, a House lawmaker and former Green Beret, in the fall to serve as his national security adviser.

Margaret Brennan sat down with President Donald Trump's pick for his National Security Advisor, former Representative Mike ...

The National Security Council began a “full review” of aides as President Donald Trump clears its ranks to align the White ...

Rep. Mike Waltz (R., Fla.), whom President-elect Trump has picked to serve as his national security adviser, has resigned ...

White House national security adviser Mike Waltz has ordered a “full review” of personnel at the National Security Council ...

Trump’s national security advisor sidelines some 160 National Security Council staffers as the administration moves to align ...

U.S. President Donald Trump stripped Secret Service protection on Tuesday from his former national security adviser, John ...

WASHINGTON — President Trump yanked his former national security adviser John Bolton’s Secret Service protective detail ...

Michael Waltz, President-elect Donald Trump's choice for national security adviser, during a deployment as a Green Beret to ...