Stocks have sold off this month due to fears related to rising oil prices, but the selling has been somewhat contained - MarketWatch photo illustration/iStockphoto The outbreak of war with Iran has caused oil prices to shoot higher and major stock-market indexes to drop lower over the past few weeks. But despite frequent headlines about new attacks, the selloff of U.S. stocks has been somewhat contained. The S&P 500 SPX has fallen about 3.7% since Iranian Supreme Leader Ali Khamenei was killed by U.S.-Is ...