CHATTANOOGA, TN (March 21, 2024) – Undefeated welterweight Avious “Tha Underdog” Griffin, hailing from the vibrant city of Chattanooga, Tennessee, is gearing up for the most significant bout of his career as he steps into the ring under the expert guidance of Brian ‘BoMac’ McIntyre, Ring Magazine’s 2023 Trainer of the Year.