Aidan O’Brien will be double-handed in Saturday’s Racing Post Trophy with Magritte and Mikado in a six-strong line-up as he bids to win the Doncaster Group One contest for the third year running.

A SUBSTANTIAL gamble on Grand Reward went off the rails in the feature contest at Newbury yesterday when 9-1 chance Byron held off the Irish raider’s late challenge by three-quarters of a length to win the Dubai Duty Free Mill Reef Stakes.