The Breeders' Cup is nearly here and US racing expert Tom Collins previews his main fancies for Del Mar, including his thoughts on Aidan O'Brien's leading chances City Of Troy and Lake Victoria. ------------------- Enjoy the best of Sky Sports Racing on the free and award-winning At The Races app: iPhone: http://apple.co/1I4NxAV Android: http://bit.ly/1VPIcEz
