Races at Sedgefield racecourse in County Durham have been diverted to avoid fence six because of nesting ducks.
All chases on May 14th will omit the Roadside fence.
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White Rose flags and crowds half a dozen deep met the riders as they swept through the towns and villages of North Yorkshire.
The Black Cats boss has spoken to the media following his side's one nil defeat to Bournemouth which relegated them from the Premier League.
The Black Cats will play next season in the Championship after being relegated from the Premier League.