For One Day Free Demo www.tradelinecommodity.com India's No.1 Mcx Tips Provider Call Whatsapp8533828881 /8057046270 https://api.whatsapp.com/send?phone=918057046270 UPDATE 2-Oil mixed as U.S.-China trade dispute weighs, but sanctions keep market tense * Trump announces raft of new China tariffs for this Friday * Trade war could dent already weak growth in oil demand * U.S. sanctions against Iran, Venezuela keep market tense (Adds Goldman Sachs (NYSE:) comment, updates pricesSINGAPORE, May 7 Oil prices were mixed on Tuesday, pressured by concerns the escalating Sino-U.S. trade dispute could slow the global economy, while U.S. sanctions on crude exporters Iran and Venezuela helped keep the market on edge.Brent crude oil futures were at $71.28 per barrel at 0443 GMT, 4 cents above their last close.U.S. West Texas Intermediate (WTI) crude futures were at $62.44 per barrel, 18 cents, or 0.3 percent above their last settlement. Traders said prices were weighed by stal