Horse Racing Radio Network (HRRN), the award-winning broadcast organization based in Lexington, Kentucky and official radio home of the 2021 Triple Crown and Breeders’ Cup World Championships, will showcase exclusive radio coverage of the “middle jewel” of horse racing’s Triple Crown this Saturday, May 15, beginning at 5:00 p.m. ET. This year marks the 14th consecutive year HRRN has broadcast the Preakness Stakes......