[CFTC: net long positions in Brent and WTI crude oil fell to recent six-week lows last week] FAP, May 13 / PRNewswire-FirstCall-Asianet /-- data from the US Commodity Futures Trading Commission (CFTC) show that during the week of May 9th, Net long positions in Brent and WTI crude oil decreased by 19402 contracts to 268049 contracts, a six-week low, while speculators' net long positions in WTI crude oil increased by 14878 contracts to 171925 contracts.