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

A jolt of staff upheaval this week made Marco Rubio the first person in 50 years to hold the top two national security jobs ...

Germany’s foreign ministry has hit back at U.S. Secretary of State Marco Rubio after he criticized the decision to classify ...

New Jersey State Trooper Werner Foerster's 1973 murder case remains open as Joanne Chesimard, now living in Cuba, evades ...

Germany rebuked Secretary of State Marco Rubio after he slammed the country’s intelligence agency for classifying the ...

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

The disarray in Donald Trump’s foreign policy team is mirroring the chaos and uncertainty that he’s foisted upon the world in ...

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

There is a very real possibility that Trump keeps Rubio as both secretary of state and national security adviser, according ...

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

The newly appointed interim national security adviser is preparing to stay in that role for up to six months, a person close ...