ALBAWABA- Iran intensified its retaliatory campaign across the Gulf on Sunday, striking energy and transport infrastructure in several countries, days after joint U.S.–Israeli airstrikes assassinated Supreme Leader Ali Khamenei and more than 40 senior Iranian officials. Saudi Arabia’s Ministry of Energy said debris from two intercepted Iranian drones fell on the Ras Tanura oil refinery early Monday, causing limited damage and a small fire that was quickly contained. The Ras ...