In this Nov. 11, 2015, photo, Saudi Arabian Deputy Crown Prince Mohammed bin Salman attends a summit of Arab and Latin American leaders in Riyadh, Saudi Arabia. Saudi Arabia said Tuesday, Dec. 15, that 34 nations have agreed to form a new "Islamic military alliance" to fight terrorism with a joint operations center based in the kingdom's capital, Riyadh. Mohammed bin Salman said the new Islamic military coalition will develop mechanisms for working with other countries and international bodies to support counterterrorism efforts. (AP Photo/Hasan Jamali)