Gas prices rising again

CAMARILLO, Calif. (AP) – The average U.S. price of regular-grade gasoline shot up 16 cents a gallon (3.8 liters) over the past two weeks, to $2.66.
Industry analyst Trilby Lundberg of the Lundberg Survey says the rise comes as supplies tighten while refineries undergo maintenance in advance of increased demand during the summer driving season.
Lundberg says Sunday that the current retail price is the same as it was a year ago.
The average price of gas in Arizona is $2.67.
The average cost