
Oil prices rose for a fourth day on Wednesday as an outage on a pipeline from Iraq to Turkey increased concerns about an already tight supply outlook.
Brent crude futures rose 39 cents, or 0.5%, to $87.90 a barrel at 0740 GMT, adding to a 1.2% jump in the previous session. The benchmark contract climbed to as much as $89.05 earlier in the session, its highest since Oct. 13, 2014.