In this Wednesday, June 4, 2014 photo, Marty Mascio of Pembroke Pines, Fla., selects a grade of gasoline as he fills up his car at a Chevron station in Pembroke Pines. Violence in Iraq is pushing

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In this Wednesday, June 4, 2014 photo, Marty Mascio of Pembroke Pines, Fla., selects a grade of gasoline as he fills up his car at a Chevron station in Pembroke Pines. Violence in Iraq is pushing U.S. gasoline prices higher during a time of year they usually decline. The national average price of $3.67 per gallon is the highest price for this time of year since 2008, the year gasoline hit its all-time high. (AP Photo/Wilfredo Lee)

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Associated Press
Fri, Jun 20, 2014 7:06 AM EDT