(Bloomberg) — U.S. stock futures declined after Iran reportedly started an attack on a military base in Iraq hosting American troops, escalating tensions in the Middle East. Treasury futures and the yen rose.Futures on the S&P 500 Index dropped more than 1%. Oil prices surged as Iran state TV said it started operation “Martyr Soleimani” at dawn with several rockets being fired at the Ayn al-Asad base. Australian shares fell, and Australian bond yields slid as the Asian trading session got going Wednesday. Gold advanced.“It is frightening to think about the possible range of outcomes with this,” Di Zhou, a […]