U.S. stock futures were higher on Wednesday, as the Dow Jones, Nasdaq 100, and S&P 500 indices gained, following Tuesday’s mixed close.This comes as the U.S. military said it intercepted a surprise Iranian missile attack after U.S. Central Command, or CENTCOM, said Iran launched multiple ballistic missiles at U.S. forces in the Middle East, reviving concerns over Middle East stability and global energy supplies.Additionally, President Donald Trump told reporters aboard Air Force One on Monday that the U.S. should have the lowest interest rate in the world. Investors are eagerly waiting for the Federal Open Market Committee decision on interest…