(October 9, 2019, 10:01 AM EDT) -- WASHINGTON, D.C. — A disability claimant is barred from filing suit against his former employer’s disability plan administrator and disability insurer because the claimant signed a release as part of his separation agreement from the company and waived any right to any claims against his employer and certain other entities, a District of Columbia federal judge said Oct. 7 (Kim Keister v. AARP Benefits Committee, et al., No. 18-2385, D. D.C., 2019 U.S. Dist. LEXIS 173244)....