RIYADH, SAUDI ARABIA - DECEMBER 7: Portraits of King Salman Bin Abdulaziz (above), Crown Prince Muhammad Bin Nayef (R) and Deputy Crown Prince Mohammad Bin Salman Al Saud are displayed on the wall of a restaurant in al- Tahleya street on December 7, 2015 in Riyadh , Saudi Arabia. The Kingdom of Saudi Arabia was founded in 1932 by Ibn Saud and is ruled by a monarchy, the House of Saud. It is governed along the strict Islamic principles of Wahhabism, a branch of Sunni Islam. (Photo by Jordan Pix/ Getty Images)
