In this undated photo provided by the Louisiana State Police via The Advocate, shallow wells will be drilled in the vicinity of the sinkhole that emerged Aug. 3 in Assumption Parish swamplands in Bayou Corne, La..  The wells will be used to monitor the amount of natural gas being carried by an underground aquifer atop the Napoleonville Dome near Bayou Corne. (AP Photo/Louisiana State Police via The Advocate) Photo: Associated Press / Louisiana State Police Via The A
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