The secretary of state, who has been steadily rising through the ranks under the orders of his former rival, is now taking ...

(THE CONVERSATION) The removal of Mike Waltz as President Donald Trump’s national security adviser – formally the assistant to the president for national security affairs – raises the question of just ...

Trump removes Mike Waltz as national security adviser, naming him UN ambassador. Rubio steps in as interim. Waltz’s exit ...

You can't run anything, much less the United States is a national security policy without having people who are willing to ...

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

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

Marco Rubio is now secretary of state and acting national security advisor. NPR speaks with former national security adviser John Bolton about whether it's really possible to juggle both roles.

Trump ousted Waltz on Thursday and named Secretary of State Marco Rubio to the position on an interim basis. While U.S.

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

A jolt of staff upheaval this week made Marco Rubio the first person in 50 years to hold the top two national security jobs in the US government, the culmination of a journey from his role as Donald ...

President Donald Trump is increasingly relying a former rival to help him with top-level assignments and troubleshooting in the administration. After Trump fired National Security Advisor Mike Waltz ...

President Donald Trump is circumspect about his duties to uphold due process rights laid out in the Constitution, saying in a ...