Saudi Bomb Plot Unnerves Oil Market

Updated from 2:29 p.m. EST

Crude prices skyrocketed Friday on concerns world oil supplies would be cut after an attempted bombing at a major Saudi Arabian processing facility and continuing unrest in Nigeria.

Light, sweet crude for April delivery climbed $2.37, or 3.9%, to close at $62.91 a barrel on the Nymex. The contract gained about 3% this week as traders' worried that supplies could suffer.

The top story of the day for the energy markets was coming out of the Middle East. Three cars of suicide bombers launched an attack against a Saudi refinery, forcing their way through one of the facility's three security perimeters, according to reports. Saudi security forces kept the attack from succeeding by opening fire on the vehicles. ...