gas hits national average of $4 for first time

gas hits national average of $4 for first timefrom ap: Drivers are paying an average of $4 for a gallon of gasoline for the first time. AAA and the Oil Price Information Service say the national average price for a gallon of regular gas rose to $4.005 overnight from $3.988. But consumers in many parts of the country have already been paying well above that price for some time.