National security advisor Mike Waltz will be leave his post in the Trump administration, which comes on the heels of ...

Rubio is taking over for Mike Waltz, who is set to become the United Nations ambassador. A diver on an expedition off the ...

Fox News senior strategic analyst Jack Keane joins 'Fox & Friends' to discuss Secretary of State Marco Rubio taking on both roles and what's to come for peace talks with Russia and Ukraine.

US step back from peace talks and ‘won’t fly around world at drop of hat’ to mediate - It is now up to Russians and ...

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

President Donald Trump's outgoing national security adviser Mike Waltz was photographed peaking at his phone under the table ...

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

Donald Trump named Secretary of State Marco Rubio interim national security adviser and announced he will nominate Mike Waltz ...

US Vice President JD Vance has revealed the real and very honest reason why Donald Trump ousted Michael Waltz as national ...

Photo: Alamy President Trump has nominated national security advisor Mike Waltz as United States Ambassador to the United ...