Paul O'Sullivan. Photo: Kenneth Chan

17 Hong Kong horses test positive for drugged feed as zilpaterol found in 2nd brand

The possibility that Hong Kong's racehorses have been exposed to contaminated feed yesterday widened to cover more than half the population in training at Sha Tin after a second type of feed from California was found to contain the banned substance zilpaterol; a total of 17 horses have tested positive for it.