Gas prices going back up, but don't ask why

A couple of crosscurrents at play: The steadily declining price of oil and fears of gasoline supply disruptions related to Hurricane Irene. The supply disruptions appear to have won out. An average price of regular in the L.A. area is $3.842, according to the government survey, up about seven cents from last week. Thing is, the refinery disruptions appear to have been minimal and still the prices are going up - perhaps through the Labor Day weekend. And you thought figuring out the stock market was tough.