St. Elias Stables' Known Agenda (Curlin--Byrama {GB}, by Byron {GB}), winner of this year's GI Florida Derby, has been retired from racing and will take up stud duty at Spendthrift Farm in 2022. The chestnut, who will stand for an introductory fee of $10,000 S&N, will be offered through the farm's "Share The Upside" program on a limited basis. He is available for inspection by appointment. "Any time you can add a Florida Derby winner by Curlin with his looks and pedigree, you jump at the opportunity," said Ned Toffey,...