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

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

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

Defense Secretary Pete Hegseth has ordered an investigation into retired general Mark Milley — who often clashed with ...

WASHINGTON (AP) — President Donald Trump’s national security adviser has sidelined about 160 National Security Council ...

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

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 ...

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

According to Secretary of Defense Pete Hegseth, the Army helicopter was on an "annual proficiency training flight" and the ...