CNBC | Skepticism About OPEC Compliance Drags Oil Down OilPrice.com U.S. oil data bearish. OPEC is doing its best to tighten the market but the U.S. is not cooperating. Crude stockpiles in the U.S. rose last week by 4.1 million barrels, leaving inventories stubbornly high. Gasoline stocks also saw a strong jump. And ... US crude settles at $52.37, posts first weekly loss in five weeks on OPEC output cut concern Oil falls on China concerns, down 3 percent for the week on OPEC doubts Oil futures lose 3% for the week on doubts over OPEC output deal |