It’s after Hermes Allen, a promising novice chaser, suffered a fatal fall at Sandown Park in Esher on Saturday.
Course owner, The Jockey Club, is yet to respond to our request for comment.
The Paul Nicholls trained horse died in the steeplechase, where the animals are required to jump fences and navigate ditches.
It was the second tragedy of the weekend for Nicholls after his 25 year old work-rider Keagan Kirkby died during a race in Kent yesterday.