The price of a gallon of gasoline hits its highest level in a year and a half on Friday. Surging oil prices suggest that the increases will continue. Gasoline prices in the United States jumped again on Friday, the latest in a series of increases that has pushed up the price of a gallon by 34 cents, or about 11 percent, since the start of the war led by the United States and Israel against Iran. T... [1305 chars]