USA Gymnastics on Sunday said that it submitted further evidence to the Court of Arbitration for Sport (CAS) to back its case that their athlete Jordan Chiles should retain the bronze medal she was awarded in the women’s floor exercise final at the Paris Olympics. Romania’s Ana Barbosu had originally finished third in Monday’s event. But she dropped to fourth after the US team submitted an inquiry shortly after Chiles finished her routine, which resulted in her score being raised from 13.666 to 13.766, elevating the US gymnast from fifth to third place. Romania brought the case to the CAS, whi…