CNBC | Oil starts the month higher, with global prices carving out fresh 4-year highs MarketWatch Oil prices were “inching higher with the market still turning a nervous eye towards Iranian production losses,” said Robbie Fraser, commodity analyst at Schneider Electric, in a daily note. “While official U.S. sanctions against Iranian oil exports are ... Brent oil hits highest since 2014 before US sanctions on Iran bite Oil Extends Longest Quarterly Rally in a Decade on Supply Risks Crude oil futures higher on US oil rig data, lingering supply concerns |