President Trump gave Saudi Crown Prince Mohammed bin Salman, A.K.A. MbS, a royal welcome to Washington. But beyond the flashy diplomacy, quite a lot of business was transacted. Host Cliff May is joined by Edmund Fitton-Brown to discuss the visit, the future of U.S.–Saudi relations, the threat from Tehran and the Houthis, Turkey’s neo-Ottoman ambitions, and how a changing kingdom is changing the Middle East.