President Trump today signed out a directive directing the State Department, the Pentagon and the director of national intelligence to develop a congressionally mandated briefing on the war in Yemen. The memo delegates authority to the secretary of state, the defense secretary and the DNI to fulfill reporting requirements in a section of the Fiscal Year 2019 National Defense Authorization Act, "Certifications regarding actions by Saudi Arabia and the United Arab Emirates in Yemen." According to the law, the briefing...