Aidan O'Brien has said that Albert Einstein and Gstaad could yet be supplemented for the 2,000 Guineas after being mistakenly scratched from the Classic on Tuesday morning. The much-vaunted Albert Einstein headed ante-post lists for the Rowley Mile showpiece prior to his disappointing reverse in Saturday's Gladness Stakes at the Curragh, after which O'Brien suggested his charge could revert to sprinting while leaving the option of a possible Guineas bid open. Gstaad, winner of the Coventry Stakes at Royal Ascot last summer and the Breeders' Cup Juvenile Turf at the...