A sign advertising gas prices for cash purchases is pictured in Oklahoma City, Monday, July 25, 2016. Oklahoma motorists are paying some of the lowest gasoline prices in the nation. (AP Photo/Sue ... more 
A sign advertising gas prices for cash purchases is pictured in Oklahoma City, Monday, July 25, 2016. Oklahoma motorists are paying some of the lowest gasoline prices in the nation. (AP Photo/Sue Ogrocki) less 
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Associated Press | Photo By Sue Ogrocki
Mon, Jul 25, 2016 4:57 PM EDT