Trainer Aidan O'Brien has revealed that the door is still open for Saturday's G1 Dubai Duty Free Irish Derby winner Santiago (Ire) (Authorized {Ire}) to attempt to make it two Derbies in seven days in the Epsom version on July 4. Santiago and his five stablemates that contested the Curragh Classic could be entered for the G1 Investec Derby on Monday, O'Brien told Racing TV's Luck On Sunday programme. "It's very possible [those that ran in Irish Derby could run at Epsom]," O'Brien said. "If any of them come out...