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 ...

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 ...

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