The nation's racetracks appear primed for compliance with the first set of uniform receiving barn cleanliness, maintenance and security regulations. Just how stringent these rules will be remains up in the air. Back in August, the TDN took a dive into the issues that stakeholders frequently raise about the nation's fleet of receiving barns. This included the potential for unclean stalls, or receiving barns in poor overall physical condition, to cause environmental contamination through left behind trace drug residues. Last month, the Horseracing Integrity and Safety Authority (HISA) issued for...