Bostock also at Ghent Six
Manx Missile Mark Cavendish and Sir Bradley Wiggins have made a strong start to the Ghent Six Day.
The World Champions won the Madison on the opening night at the velodrome in Belgium.
Combined with the other racing formats they are in third position overall.
In the under-23 event, Matty Bostock and Welsh rider Joe Holt are in fifth position.