(December 7, 2016, 2:40 PM EST) -- STILLWATER, Okla. — A group of Oklahoma residents on Dec. 5 filed a putative class action lawsuit in state court against five energy companies contending that by disposing of fracking wastewater into the ground, the companies introduced contaminants into the natural environment that caused an adverse change to it in the form of unnatural seismic activity (David and Myra Reid, et al. v. White Star Petroleum LLC, et al., No. CJ-2016-543, Okla. Dist., Payne Co.)....