There's trouble brewing in the oil patch. Prices for crude oil in America are below 75abarrelandattheirlowestlevelinsixmonthsamidgrowingfearsofarecessionintheU.S.economy.WestTexasIntermediate(WTI)crudeoil,theU.S.standard,wastradingaslowas71.92 a barrel on Aug. 5, though it has since rebounded to around $73 per barrel. WTI crude has now erased all of its gains for the year and is trading at its lowest level since the winter months, as markets anticipate that the U.S. econ ...