Wed, 30 Nov 2011 17:40:02 +0100 (Reuters) - A worker stands near a drilling rig at Grabowiec 6 near the village of Lesniowice, southeast Poland, home to U.S. giant Chevron's first shale gas well in the country, November 28, 2011. Picture taken on November 28, 2011. REUTERS/Kacper Pempel (POLAND - Tags: BUSINESS ENERGY)
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