Reuters | Oil prices edge lower, but head for 2nd straight weekly climb MarketWatch Oil prices early Friday pulled back from 3 ½-year highs, but were on track for a second weekly climb in a row as traders raised doubts about the extent to which supply disruptions, tied to the U.S. decision to reimpose sanctions on OPEC member Iran ... Oil near multi-year highs as Iran sanctions tighten supply outlook Iranian Oil Squeeze Could Upset OPEC Agreement on Production Cuts Iran Says Trump Is Driving Up Oil Prices |