Mealey's (June 21, 2016, 4:18 PM EDT) -- SAN FRANCISCO — An insurer argues in a recent brief to the Ninth Circuit U.S. Court of Appeals that an insurance policy exclusion unambiguously precludes coverage for an antitrust claim alleging that the insured’s acquisition of a medical group gave it an unlawful advantage in bargaining over health care services prices (Allied World National Assurance, et al v. St. Luke's Health System, LTD, et al., No. 15-35767, 9th Cir.)....