Oil steady above $122 a barrel after record

Oil prices steadied Wednesday after hitting a record near $123 a barrel in the previous day's session on worries over supply disruptions.
Prices were supported by concerns about supply disruptions in Nigeria, where production at a Royal Dutch Shell PLC facility was cut after a weekend attack. The main militant group in Nigeria's oil-rich southern region said Tuesday it is willing to cease hostilities if the federal government allows conflict mediation by a former U.S. president.
A string of pipeline bombings in recent weeks has cut oil production in Nigeria by tens of thousands of barrels per day, contributing to the sharp rise in oil prices. The country is Africa's largest producer and a major U.S. supplier....