Since the very beginning, the United States Performance Center has had the unbelievable privilege to train with the uber talented Fillnow twins. USPC would like to formally congratulate mfillnow for winning IRONMAN Maryland and setting a PR of 9:37:23. We also want to congratulate kellyfillnow for her 4th place finish in the grueling IRONMAN Chattanooga race. We wish these amazing athletes the best of luck as they prepare their mind, body, and spirit for the most prestigious endurance race in the world, the IRONMAN World Championship in Kona, HI on October 12! #ironman #ironmanchattanooga #ironmanmaryland #ironmanhawaii #ironmanworldchampionship