Mar. 20, 2018 05:08PM EST
The British Horseracing Authority (BHA) will carry out a review after six horses died at the four-day Cheltenham Festival.
Four horses had to be put down on Friday's final day of racing. Sandsend, ridden by Katie Walsh, was put down after suffering a leg injury during the County Hurdle. Three more horses - Dresden, Some Plan and North Hill Harvey - suffered fatal injuries in the concluding Grand Annual Chase.