Saudi Arabia Investment Conference

In this photo released by Saudi Press Agency, SPA, Saudi Crown Prince Mohammed bin Salman, center, and Managing Director of the International Monetary Fund Christine Lagarde, left, attend the opening ceremony of Future Investment Initiative Conference in Riyadh, Saudi Arabia, Tuesday, Oct. 24, 2017. Saudi Arabia’s powerful crown prince on Tuesday announced plans to build a futuristic city run entirely on alternative sources of energy and said the ultraconservative kingdom must return to “moderate Islam." (Saudi Press Agency via AP)