Today sees the start of the international Blenheim Horse Trials - attracting some of the world's best riders and horses. The event is set within 2,000 acres of parkland in Oxfordshire, at the house where Winston Churchill was born. There, for the event tonight, Simon Parkin.
The world's top eventing riders arrived in Woodstock today for the horse trials held at Blenheim Palace in Oxfordshire. More than 150 athletes are expected to compete in the event which lasts for four days.