It has been two years since the launch of the Horseracing Integrity and Safety Act's (HISA) anti-doping and medication control program. During that time, one of the struggles federal officials have been open about is getting all the laboratories onto the same page in terms of drug-testing approaches and methodologies, after decades of different state commissions requiring of their contracted laboratories a range of standards. In this regard, U.S. horse racing is years behind its counterparts in human athletics, which seriously grappled with the same issues around the turn of...