Mealey's (June 16, 2015, 2:56 PM EDT) -- SCRANTON, Pa. — The secretary of the Pennsylvania Department of Environmental Protection (DEP) on May 14, 2014, filed a brief in the U.S. District Court for the Middle District of Pennsylvania contending that the lawsuit brought by a physician who is suing the secretary and the state attorney general for relief from statutory restrictions on his ability to discover the chemicals in proprietary hydraulic fracturing fluids used in natural gas extraction should be dismissed on ground the doctor lacks standing (Dr. Alfonso Rodriguez, M.D., v. Michael L. Krancer, et al., No. 12-1458, M.D. Pa.)....