Dr. John Chancey will lead the Association of Racing Commissioners International (ARCI) Drug Testing Standards and Practices Committee as the new Chair, according to a release from the organization. Chancey is a long-time regulatory veterinarian and is currently the Executive Director of the Oklahoma Horse Racing Commission. Chancey replaces Duncan Patterson, the Chair of the Delaware Thoroughbred Racing Commission, who will now lead the ARCI Continuing Education Committee. "Duncan has been a great steward for the Association, but the time has come to put a veterinarian in charge of this...