Mike Waltz appears to be communicating with other Trump officials via a version of Signal a day before he was removed as White House national security advisor. A photo from a Cabinet meeting Wednesday ...

Former White House national security advisor Mike Waltz and other Trump officials appear to be communicating on a modified version of Signal, despite President Donald Trump discouraging use of the ...

A photo taken by Reuters' Evelyn Hockstein during a Cabinet meeting Wednesday shows Waltz holding his phone below the table, with the encrypted-texting app open and visible. It also shows Waltz in ...