With four hats, including national security adviser, the former Trump rival is defying predictions he’d be a weak player.

Proliferation of roles raises questions about whether Rubio can play any substantial role in the US administration ...

President Trump announced that Secretary of State Marco Rubio would serve in the 'interim' as his national security advisor.

World: Rubio, a former Florida senator, currently serves as secretary of State, interim national security adviser, acting ...

The former Florida senator landed the most coveted Cabinet seat in Trump's administration. Then he got another job, then ...

Secretary of State Marco Rubio said that the United States has more important challenges in the world than the conflict on ...

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

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

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

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

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

The Trump administration remains defiant despite a judge’s order to ‘facilitate’ return of Kilmar Abrego Garcia.