US oil could step in if Mideast fields hit.

US oil could step in if Mideast fields hit. If US-led attacks knock out oil fields controlled by Islamic State militants, petroleum from the American drilling boom could make up for any shortfall on global markets, a report released by a Republican senator said.US bombs blasted Islamic State positions in Syria for a second day. Militants have been funding their efforts in part by seizing a dozen or so oilfields in Syria and Iraq,...