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, returns to Hollywood Casino at Charles Town Races for the tenth consecutive year on Friday, August 27, to provide exclusive radio coverage of the Grade 2 Charles Town Classic and Grade 3 Charles Town Oaks beginning at 9:00 p.m. ET. ....