Horses Hoof It on HDNet

HDNet and HorseRacing TV, a 24-hour horse racing TV network, plan to launch, produce and distribute an HD series of horse racing TV programs.

"The HDNet Horse Racing Challenge," a five-week series based in Grand Prairie, Texas, debuted June 15 and airs each Sunday night for the Lone Star thoroughbred meet ending on July 13. The show brings together a day at the races, contests and background stories about the nine participants.