The late nomination period for all 3-year-old Thoroughbreds to compete in the races of the 2021 Triple Crown are due by Monday, Mar. 29 with a $6,000 payment. Late Triple Crown nominations can be made online at www.thetriplecrown.com or by calling the Churchill Downs Racing Office at (502) 638-3825. This year's early Triple Crown nominations, which cost $600 and closed Jan. 23, attracted 326 horses. This season's Triple Crown begins with the May 1 GI Kentucky Derby at Churchill Downs followed by the GI Preakness S. at Pimlico May 15....