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

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

Waltz pledged to bring reform to the international group, which Utah Republican Senator Mike Lee says has been a detriment to ...

Mike Waltz, former national security adviser who left his position in May in the wake of the Signal chat controversy in March ...

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

The hearing is providing senators with the first opportunity to grill Waltz over revelations that he added a journalist to a ...

Mike Waltz, the former national security adviser who left his position in May in the wake of the Signal chat controversy in March, is facing a confirmation hearing Tuesday on Capitol Hill for his ...