Churchill Downs Incorporated announced its decision on Tuesday to reschedule .... The146th Kentucky Derby will be rescheduled from May 2, 2020, to September 5, 2020, and the 146th Kentucky Oaks will be rescheduled from May 1, 2020, to September 4, 2020.
Dates for the Preakness and Belmont Stakes, the second and third legs, respectively, of horse racing's Triple Crown, are also under review, though no formal announcement has been made.https://www.paulickreport.com/news/the-biz/covid-19-british-horseracing-authority-suspends-racing-effective-wednesday/
The British Horseracing Authority announced that all horse racing in Britain will be suspended, effective Wednesday, March 18.
On Monday night, The Jockey Club announced that The Randox Health Grand National at Aintree has been cancelled due to coronavirus.
Two race meetings are scheduled to take place behind closed doors at Wetherby and Taunton on Tuesday, but as of Wednesday race meetings will cease up to the end of April. The decision will be kept under constant review.
The formal decision was taken by the Board of the British Horseracing Authority Tuesday morning based on the statements made by the government Monday and after consultation with senior industry leaders.