Horse Racing Radio Network (HRRN), the Eclipse Award-winning broadcast organization based in Lexington, KY and official radio home of the Triple Crown and Breeders’ Cup World Championships, announced Thursday their inaugural “Saturdays at Gulfstream” series concludes this weekend with exclusive live coverage of the historic Florida Derby (G1). The Sir Shackelton Stakes, Orchid Stakes (G3), Honey Fox Stakes (G2) and the Pan American Stakes (G2) will also be featured during the three-hour broadcast. Sunrise Stallions’ Big Brown, winner of the 2008 Florida Derby, will be the presenting sponsor of the coverage. He stands at Dutchess Views Farm in Pine Plains, New York.