Aidan O'Brien was at pains on Tuesday to spell out Team Coolmore's uncertainty as to the prospects of City Of Troy (Justify) mastering the task of Saturday's GI Breeders' Cup Classic. "We think we have him prepared to go forward. Whether he is quick enough to go forward from that slot, in this type of race -- I'm not sure," he said. And therein lies the big question mark regarding how this particular turf impresario transitions to dirt racing first time on the biggest stage. In many ways, the decision...