(December 8, 2023, 7:26 AM EST) -- SAN FRANCISCO — A district court erred in finding that a disability income insurer correctly reduced the claimant’s disability income benefits according to the terms of the disability income policy because the policy’s monthly benefit limitation is ambiguous and, therefore, must be construed in favor of the claimant, a disability claimant says in an appellant brief filed in the Ninth Circuit U.S. Court of Appeal....