Secretary of State Marco Rubio has been thrown into two top national security roles at once after President Donald Trump ...

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

As Secretary of State, Marco Rubio has been Donald Trump’s reliable echo on issues like Iran, Ukraine and Gaza. But Steve ...

Donald Trump named Secretary of State Marco Rubio interim national security adviser and announced he will nominate Mike Waltz ...

Who will replace Mike Waltz? President Donald Trump's leading candidates as Secretary of State Marco Rubio steps in ...

Former GOP advisor Rick Wilson, who once believed Rubio was the future of the GOP, believes differently now: “Everyone has ...

In a sweltering Rose Garden on Thursday, as President Donald Trump intoned at length about restoring faith to the White House ...

In a dramatic shift in fortunes, Rubio is the first person since Henry Kissinger to be both secretary of state and national ...

The former senator from Florida is now the head of four government bodies. He has outdone Henry Kissinger and even Xi Jinping ...

President Donald Trump ousted his national security adviser, Michael Waltz. Trump’s use of an 18th century law for ...