Mealey's (August 5, 2015, 2:19 PM EDT) -- CINCINNATI — A panel of the Sixth Circuit U.S. Court of Appeals on July 23 issued a mandate enforcing an opinion it handed down earlier in the month affirming a district court’s decision that a hydraulic fracturing company owed a drilling company a duty to defend and indemnify the driller from liability in underlying litigation for contamination of groundwater from fracking fluids (Equitable Production Company n/k/a EQT Production Company v. Warren Drilling Company Inc., No. 14-3872, 6th Cir.)....