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

Secretary of State Marco Rubio's new job as national security adviser sets the former Donald Trump rival up for a bigger role ...

Trump said he's nominating Michael Waltz to be ambassador to the United Nations, while Secretary of State Marco Rubio will ...

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

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

Secretary of State, National Security Advisor, USAID Director, and acting National Archivist Marco Rubio spoke last night at ...

The president did not elaborate on why he was sidelining Waltz, who struggled to gain the confidence of White House staffers.

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

After the removal of Mike Waltz as national security adviser, Marco Rubio now has four different roles in Donald Trump's ...

Secretary of State Marco Rubio now holds four top roles in the Trump administration, raising questions about power, trust – and whether one man can do it all.

Rubio’s dual-hatted role comes on top of him serving as acting administrator of the largely shut down USAID and as acting ...

WH deputy chief of staff Stephen Miller dispelled rumors that President Trump is considering him to replace Mike Waltz as National Security Advisor. Miller suggested that Secretary of State Marco ...