U S Navy Flag leads home Aidan O’Brien one-two-three-four in Dewhurst Stakes

• Ryan Moore rides to Newmarket victory by two and a half lengths
• Beats stablemates Mendelssohn, Seahenge and ThreeandfourpenceAidan O’Brien, the trainer who makes the extraordinary appear routine, had the first four home in the Dewhurst Stakes here and is now within touching distance of one of the sport’s great records. It is 14 years since the US trainer Bobby Frankel won 25 top-class races in a single year and O’Brien could match that total on Sunday night, when