President Trump announced that Secretary of State Marco Rubio would serve in the 'interim' as his national security advisor.

Mike Waltz will be the next US ambassador to the UN. Read more at straitstimes.com. Read more at straitstimes.com.

Marco Rubio was widely expected to get a position in the Trump administration after the president's election victory in ...

President Donald Trump on Thursday removed his national security adviser, Michael Waltz, and nominated him as ambassador to ...

This is the first significant personnel overhaul of top White House aides, and the kind of shake-up President Trump has ...