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

The Signal group chat scandal and Waltz’s hawkish stance on Iran are being touted as the reasons for his ouster as NSA.

"There's no way he can carry all that entire load on his own," Sen. Tammy Duckworth said of Rubio occupying multiple jobs in ...

Trump recently nominated Mike Waltz to serve as the U.N. ambassador after moving him out of the national security adviser role.

In his latest exclusive interview with NBC News, President Trump had high praise for Secretary of State Marco Rubio after he ...

Aboard Air Force One, President Trump said Stephen Miller is a top contender for National Security Advisor, calling him highly influential in current policy decisions. Trump denied losing confidence ...

Mike Waltz was removed as national security advisor, followed by the president nominating him for another position.

U.S. President Donald Trump said on Sunday that Stephen Miller, his deputy chief of staff, was a frontrunner to be ...

Secretary of State Marco Rubio's growing portfolio of administration roles — which now includes acting national security ...

President Donald Trump, in a new interview, was circumspect about his duties to uphold due process rights laid out in the ...

Currently, top US diplomat Marco Rubio both heads the State Department and serves as the US leader's national security adviser ...