Secretary of State Marco Rubio’s new assignment as President Trump’s interim national security adviser brings him deeper into ...

President Donald Trump’s removal of national security adviser Mike Waltz brings further disruption to his national security ...

Secretary of State Marco Rubio is taking over for Michael Waltz as National Security Adviser, but Rubio is keeping his main job and other roles.

President Trump reportedly wasn’t “happy” about his national security adviser’s hawkish stance on striking Iran nuclear sites ...

Marco Rubio, one of Donald Trump's closest associates, currently holds four key positions in the US administration. A White ...

Trump has acted to ensure that America speaks with one voice abroad — his own. That’s not a power grab. It is a reassertion ...

U.S. President Donald Trump ousted his national security adviser Mike Waltz on Thursday and named Secretary of State Marco ...