Mike Zielinsky, regional... Pictures

Mike Zielinsky, regional account executive at Chrysler, shows a natural gas-powered Ram 2500 at the Shale Gas Insight 2012 conference Friday in Philadelphia.  PHOTO BY ADAM WILMOTH, THE OKLAHOMAN
Mike Zielinsky, regional account executive at Chrysler, shows a natural gas-powered Ram 2500 at the Shale Gas Insight 2012 conference Friday in Philadelphia. PHOTO BY ADAM WILMOTH, THE OKLAHOMAN

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