The samples were tested at the University of California, Davis’, Kenneth L. Maddy Equine Analytical Chemistry Laboratory.

“The surface has been very safe,” said Rick Arthur, DVM, equine medical director for the California Horse Racing Board.

The Breeders’ Cup World Championships will be held for the first time under reforms included in the National Uniform Medication Program.

The Kentucky Horse Racing Commission necropsy program is continuing to provide evidence that many racehorses that suffer catastrophic injuries often have pre-existing conditions that lead to breakdowns.