President Trump is zeroing in on a major vulnerability for Iran as the war's risks to the global economy grow increasingly serious. Why it matters: Trump is ramping up his threats to Kharg Island, where Iran handles most of its oil, as the country maintains a stranglehold over the Strait of Hormuz. The latest: The president told reporters on Monday that he is considering further strikes to Kharg Island following U.S. attacks this weekend. "We can do that on five minutes notice it'll be over, but...