Secretary of State Marco Rubio now holds four top roles in the Trump administration, raising questions about power, trust – ...

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

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

President Donald Trump’s removal of national security adviser Mike Waltz brings further disruption to his national security ...

Marco Rubio serving as both Secretary of State and national security adviser could be "ultimately disadvantageous" to President Trump, says former adviser John Bolton.

President Trump reportedly wasn’t “happy” about his national security adviser’s hawkish stance on striking Iran nuclear sites ...

Secretary of State Marco Rubio is taking over for Michael Waltz as National Security Adviser, but Rubio is keeping his main job and other roles.

The departure of National Security Adviser Mike Waltz spotlights foreign policy tensions inside the Trump administration.

US National Security Adviser Mike Waltz was shunted out of his post Thursday following “Signal-gate”, in President Donald ...

Secretary of State Marco Rubio’s new assignment as President Trump’s interim national security adviser brings him deeper into ...

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 ...

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