Under the plan, the NSC would shrink and shift from making recommendations to the president to carrying out his orders.

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

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

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 has a new job title: interim national security adviser.President Donald Trump announced the ...

As part of a deep dive into former Sen. Marco Rubio's immersion into Donald Trump's administration, one of the Florida ...

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 ...

Rubio, once a Trump rival, has scrapped his old foreign policy playbook and courted MAGA dignitaries while avoiding the missteps of other Cabinet members.

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...

Secretary of State Marco Rubio will become the first person other than Henry Kissinger to lead the State Department and serve ...

President Donald Trump named Secretary of State Marco Rubio as acting national security adviser to replace Mike Waltz, whom ...