The Trump Administration still hasn’t designated the Muslim Brotherhood as a Foreign Terrorist Organization as it was expected to do. Designation falls under the purview of Secretary of State Tillerson, who has chosen the Muslim Brotherhood and its backers in Qatar and Turkey over their Arab rivals. Tillerson recently signaled his opposition to designating the Muslim Brotherhood in mid-June. He only has negative things to say about the idea. His main point is that the Brotherhood’s political parties have representatives in governments like those in Bahrain and Turkey. That is irrelevant. If it was such a problem, Bahrain itself wouldn’t...