Mike Waltz's Senate confirmation hearing is being held today for his nomination for U.S. ambassador to the United Nations.

U.N. ambassador nominee Mike Waltz denied sharing sensitive information during a mobile app chat in March during a Senate ...

Mike Waltz, President Trump's former national security adviser, testified Tuesday at his Senate confirmation hearing to be ...

Mike Waltz suggested the use of Signal was not only appropriate -- but actually prudent, given the guidance he was following.

The lawmakers used Waltz's nomination hearing for U.N. ambassador to resurrect criticisms of the handling of sensitive Signal ...

Mike Waltz, President Donald Trump's nominee for U.S. ambassador to the United Nations, appeared before the Senate Foreign ...

Former national security adviser Mike Waltz, removed from office amid the Signal chat controversy, spent Tuesday in the ...

Mike Waltz, former national security adviser who left in the wake of the Signal chat controversy, faces a confirmation hearing for UN ambassador.

A confirmation hearing is underway for Trump's former national security advisor Mike Waltz, to be U.S. ambassador to the United Nations. He's facing questions from the Senate Foreign Relations ...

Mike Waltz, President Trump's former national security adviser, testified Tuesday at his Senate confirmation hearing to be U.S. ambassador to the United Nations.

Waltz repeated past denials that he did not commit any wrongdoing when he inadvertently added a journalist to a Signal app group chat earlier this year.