( August 8, 2023, 8:10 AM EDT) -- ATLANTA — The 11th Circuit U.S. Court of Appeals denied a petition for rehearing or rehearing en banc filed by a terminated worker after the panel ruled in her age bias case that she failed to show that an arbitrator erred in concluding that the late demand was de minimis and that the Age Discrimination in Employment Act’s (ADEA) “piggybacking doctrine” did not apply to arbitration....