U.S. oil prices slipped Friday as crude traders refocused on signs of oversupply. Light, sweet crude for June delivery lost 59 cents, or 1%, to $57.15 a barrel on the New York Mercantile Exchange. Brent crude, the global benchmark, pared its gains from early in the session but still ended at a fresh five-month high of $65.28 a barrel, up 43 cents, or 0.7%, on the ICE Futures Europe exchange. Investors were swayed by indications that global oil production is growing. John Kilduff, founding partner of Again Capital in New York, said there was news that Russia is unexpectedly increasing production. Norway is also pushing to approve a $15 billion project in the North Sea that could be profitable when oil costs $32 a barrel. Signs from earlier this month […]