As Iran-Saudi 'Cold War' heats up, what next? King Salman, King of Saudi Arabia - Ali Khamenei, the leader of the mullahs government in Iran, leads to a military encounter AFP, 12 November 2017  - From a Yemeni missile attack to the resignation of Lebanon's prime minister, the 'Cold War' between the Middle East rivals Saudi Arabia and Iran has been heating up. Experts believe the risk of a direct military clash is low, but why have tensions escalated now and how will the crisis evolve? AFP looks at five questions on the Riyadh-Tehran rivalry and its implications. - What are the origins of the rivalry? - Sunni powerhouse Saudi Arabia and Iran, the predominant Shiite power, have a long-standing rivalry based as much on geostrategic interests as religious differences. Facing off across the Gulf, the two energy-rich powers have for decades stood on opposing sides of conflicts in the Middle East. The Iranian revolution of 1979 and...