Mealey's (March 6, 2017, 8:19 AM EST) -- KNOXVILLE, Tenn. — Because there was evidence supporting the conclusion that a disability claimant was able to perform a material and substantial duty of her occupation, a disability insurer’s denial of her claim for benefits was not arbitrary or capricious, a Tennessee federal judge said March 1 in adopting a magistrate judge’s report and recommendation (Kimberly D. Buchanan v. Sun Life and Health Insurance Co., No. 15-202, E.D. Tenn., 2017 U.S. Dist. LEXIS 28513)....