Donald Trump’s national security adviser, Michael Waltz, said on Tuesday he takes “full responsibility” for the group chat of senior administration officials that inadvertently included a journalist and leaked highly sensitive information about planned airstrikes in Yemen.
www.theguardian.com

Mike Waltz claims ‘full responsibility’ for Signal chat group leaked to journalist
Trump adviser says he can’t explain how Atlantic editor Jeffrey Goldberg’s number was included in the group chat