Live - British Speedway Grand Prix commentary
Listen to BBC Wiltshire's coverage of the British Speedway Grand Prix at Cardiff.
Swindon Robins rider Troy Batchelor competes in round seven with the aim of moving up the standings from 11th place.
Listen to BBC Wiltshire's coverage of the British Speedway Grand Prix at Cardiff.
Swindon Robins rider Troy Batchelor competes in round seven with the aim of moving up the standings from 11th place.