Aidan O’Brien warns Derby second-fav set to miss race with beaten stablemate likely to join Benvenuto Cellini at Epsom

AIDAN O'BRIEN has warned Derby second-fav Constitution River could miss the world's most prestigious race. And instead a beaten stablemate is likely to join Benvenuto Cellini in the Epsom Classic. Constitution River was brilliant in setting a new track record when landing last week's Listed Dee Stakes at Chester. He is as short as 4-1...