(March 27, 2020, 8:02 AM EDT) -- OKLAHOMA CITY — An Oklahoma man on March 9 sued an environmental company that performs services for hydraulic fracturing companies in Oklahoma federal court, contending that it committed fraud when it induced him to withdraw from a business agreement (Shane Martin Barnett v. Troo Clean Environmental LLC, et al., No. 20-211, W.D. Okla.)....