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 ...

Secretary of State Marco Rubio has been thrown into two top national security roles at once after President Donald Trump ...

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

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.

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 ...

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