The price of oil surged Friday in one of the market’s largest single-day increases in years, reflecting fears that a wider conflict in the Middle East could lead to serious energy supply disruptions.

Oil prices leaped and stocks slumped June 13 on worries that escalating violence following Israel's attack on Iranian nuclear and military targets could damage the flow of

Oil surged, stocks fell and investors sought safety in the U.S. dollar and government bonds after Israel struck Iranian nuclear and military targets in an attack that raised the risk of all-out war between them.