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

Mike Waltz, U.S. President Donald Trump's pick to be his U.N. envoy, said on Tuesday, adding that he is "confident we can make the U.N. great again."

Waltz has spent the last few months on the White House payroll despite being removed as national security adviser.