Mike Waltz, who faced calls to resign over the Signal chat scandal, has sparked new scrutiny with his reported use of Gmail for official work.

National Security Advisor Mike Waltz is under scrutiny after a Washington Post investigation revealed he and his staff used personal Gmail accounts for sensitive government communications., US News Ne ...

Michael Waltz allegedly used personal Gmail account for government communications. A senior aide reportedly used Gmail to share sensitive military positions.

Donald Trump's most important security advisers used Signal to discuss an imminent military strike. Now, reporting by DER ...

In a major security lapse, US President Donald Trump's National Security Advisor Mike Waltz ... investigation, Waltz ...

An iPhone contact glitch involving NSA Mike Waltz mistakenly added journalist Jeffrey Goldberg to a secret Signal chat on U.S ...

Along with the political problems of “Signalgate,” there are other more serious issues confronting the U.S. government. That’s particularly true for the NSA, according to Bruce ...

WASHINGTON — The White House has closed its review of national security adviser Mike Waltz including ... Goldberg on Sunday accused Waltz of lying about having prior communications with him ...

The Pentagon inspector general's office will investigate Defense Secretary Pete Hegseth's use of commercial messaging app Signal to discuss air strike.

Trump and officials in his administration have appeared to downplay the seriousness of the leaked Signal group chat over the past 24 hours.

Michael Waltz allegedly used personal Gmail account for government communications. A senior aide reportedly used Gmail to share sensitive military positions. White House National Security Adviser ...