Sen. Tammy Duckworth (D-IL) confirmed Sunday she would not support Mike Waltz in a Senate vote determining whether he will be President Donald Trump’s next ambassador to the United Nations. Waltz served as Trump’s national security adviser until Thursday,

Sen. Tammy Duckworth said Sunday that she expects Mike Waltz to have a "brutal hearing" for U.N. ambassador after his surprise departure as national security adviser.

Sen. Mark Warner (D-Va.) predicts that former national security adviser Mike Waltz will face a “brutal” confirmation hearing as he was removed from his post and nominated to be the Trump administration’s United Nations ambassador.

Mike Waltz, who played a central role in the Signal-gate, is now out as Trump's National Security Advisor, but why did he decide to resign?

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of sensitive military information.

P resident Donald Trump is replacing his National Security Adviser, Mike Waltz, and nominating him to be Ambassador to the United Nations, he announced Thursday, marking the first major personnel shake-up of Trump’s second term.

Two sources told The Washington Post that Trump had been frustrated with Waltz over foreign policy for months, and that Signalgate was the last straw. The post Trump Was Reportedly Pissed at Ousted Mike Waltz Even Before ‘SignalGate’ Fiasco – Over Private Meetings first appeared on Mediaite.

Fox News contributors Ben Domenech and Leslie Marshall discuss Mike Waltz being moved from his position as national security advisor to United Nations ambassador on 'MediaBuzz.'

The fired national security adviser engaged in intense coordination with Israeli Prime Minister Benjamin Netanyahu about military options against Iran ahead of an Oval Office meeting between the Israeli leader and Trump,