last updated on December 17, 2008 10:04

Anky van Grunsven has had to pull out of Olympia due to a back injury. Read the full story by clicking here.

Carl Hester and Richard Davison will take over the masterclass, which Anky was due to give before the start of the World Cup qualifier.

Nicola McGivern and Active Walero also had to withdraw as Nicola is suffering from gastric flu.