President Donald Trump waited until the 101st day of his administration to fire national security advisor Mike Waltz, the official responsible for including the editor-in-chief of The Atlantic on an unsecure Signal chat in which leaders shared classified information about a military strike on the Houthis in Yemen. Defense Secretary Pete Hegseth, who uploaded the classified information in that chat and shared it in another unsecure chat with his wife, brother, and personal friends. How do you spell cluster?