High oil prices hit global economies

The soaring cost of oil is causing growing strain to economies around the world, rich and poor. With prices more than doubling in the past year to $135 a barrel, the impact is being felt acutely by consumers and businesses alike. The risk of strikes and social unrest has become a reality in many countries as fuel becomes unaffordable for more people. BBC reporters around the world examine the effects of the oil prices on their regions.