Aidan O’Brien ‘delighted’ after War Command’s Dewhurst Stakes win at Newmarket. Photograph: Alan Crowhurst/Getty Images

Aidan O’Brien finally laid his hands on a first juvenile Group One of the season as War Command just defied adverse conditions in the Dubai Dewhurst (...)

Ruler Of The World in fine form ahead of Irish Derby at the Curragh. Photograph: Andrew Matthews/PA Wire

Joseph O’Brien is confident Ruler Of The World can maintain his unbeaten record and hand father Aidan a remarkable 11th Dubai Duty Free Irish Derby on(...)

Jockey Joseph O’Brien rides Magician to victory in the Tattersalls Irish 2,000 Guineas at the  Curragh. Photograph: Barry Cronin/PA Wire

Magician gave Aidan O’Brien his ninth victory in the Tattersalls Irish 2,000 Guineas at the Curragh this afternoon. Sent off at 100 to 30(...)