President Trump has launched a blistering attack on the journalist who was added to a group chat by the administration's top security officials, who then discussed top-secret war plans about an attack on Yemen. Mr Trump called Jeffrey Goldberg, the editor of the Atlantic magazine, "a total sleazebag" and tried to play down the significance of the security breach. The White House had earlier confirmed that Mr Goldberg was inadvertently added to the insecure Signal chat in which leading US