Aidan O’Brien: savvy handler sends out Order of St George in Group Three opener at Newmarket. Photograph: Inpho

Aidan O’Brien’s grip on the top of the betting for next year’s Derby could tighten after Order Of St George runs in today’s Group Three opener at Newm(...)

Joseph O’Brien aboard Leading Light (right) on the way to another success. Photograph: Cathal Noonan/Inpho

The Ascot Gold Cup has presented many challenges over its 206-year history but today’s centrepiece provides a test of courage for punters over whethe(...)

Ryan Moore riding The Grey Gatsby (left) wins The Betfred Dante Stakes at York. Photgraph: Photo by Alan Crowhurst/Getty Images

Derby dreams in England and France remain alive for the first three horses home in the Dante Stakes at York as The Grey Gatsby beat off Arod and True (...)

Sheikh Joaan Al Thani (left) owner of Treve and trainer Criquette Head-Maarek (right)  after winning the Qatar Prix de l’Arc de Triomphe at Longchamp. Photograph: Alan Crowhurst/Getty Images

Criquette Head-Maarek has confirmed her incredible Qatar Prix de l’Arc de Triomphe heroine Treve will stay in training as a four-year-old to defend he(...)

Jockey Declan McDonogh (above) expects an “improved” Little White Cloud to benefit from the step up in trip in Saturday’s Dubai Duty Free Irish Derby (...)

 Mahmood Al Zarooni has withdrawn his appeal against an eight-year disqualification from training. Photograph:   Stefan Rousseau/PA

Mahmood Al Zarooni has withdrawn his appeal against an eight-year disqualification from training, said the British Horseracing Authority.Al Zarooni, 3(...)

Last year’s Ladbrokes St Leger winner Encke among seven more horses from Mahmood Al Zarooni stable to test positive for anabolic steroids. Photograph: Getty Images

The capacity of the Godolphin doping scandal both to shock and amaze shows no sign of diminishing. The initial re(...)

The capacity of the Godolphin doping scandal both to shock and amaze shows no sign of diminishing. The initial revelation that 15 horses at Mah(...)