( October 6, 2026, 11:36 AM EDT) -- WASHINGTON, D.C. — Retirees whose putative class actions were revived in a split Sixth Circuit U.S. Court of Appeals decision have waived their right to respond to separate certiorari petitions concerning that opinion, which ruled that the Employee Retirement Income Security Act “prohibits employers from using unreasonable, inappropriate actuarial assumptions” when calculating certain pension benefits....