Wall Street JournalHow Much Oil Is in Storage Globally? Take a GuessWall Street JournalSINGAPORE—The waterways surrounding this island nation have become home to one of the world's biggest oil-storage sites. The problem: It is unclear how much oil is i …

CNBCOil dips, heads for 7th weekly lossCNBCOil prices headed for a seventh straight weekly loss on Friday, slipping back towards $50 a barrel on Friday as key producers show no sign of cutting output in the face of a supply glut. Global oil benchmarks hit …