Geraint Thomas could quit the track after London 2012 Olympics

Geraint Thomas, who is part of the Team GB squad contesting the Track World Cup in London this weekend, has revealed that the time could be right for him to retire from the track and focus on the road after the London 2012 Olympics this summer. 25-year-old Thomas, who rides for Team Sky, claimed that the evolution of track cycling makes it extremely difficult to excel in both disciplines.