UNITED NATIONS (AP) — Mike Waltz is approaching his new role as U.S. ambassador to the United Nations and a mandate from President Donald Trump to cut funding for what were once longtime American ...

Former national security adviser Mike Waltz was photographed using a Signal-like messaging app during Wednesday’s Cabinet meeting, more than a month after he first came under intense scrutiny for ...

Mike Waltz, the departing national security adviser at the center of "Signalgate," is seen in new photos using the commercial messaging application during a Cabinet meeting held by President Donald ...

UNITED NATIONS (AP) — Mike Waltz, President Donald Trump's nominee for U.S. ambassador to the United Nations, will face questioning from lawmakers Tuesday for the first time since he was ousted as ...

WASHINGTON -- President Donald Trump said Thursday that he is nominating national security adviser Mike Waltz as United Nations ambassador while Secretary of State Marco Rubio would take over Waltz's ...

Former National Security Advisor Mike Waltz is poised to face members of the Senate Tuesday to get the ball rolling on his nomination to represent the U.S. at the United Nations. Waltz’s appearance ...

(CNN) — National security adviser Mike Waltz is expected to depart from the Trump administration in the coming days, two sources familiar with the matter told CNN, the first major staff shakeup since ...