There's nothing like giving up on a stallion, and offloading him overseas, to guarantee a sudden transformation in his fortunes. The latest exile to rebuke his vendors is Race Day, who was exported to Korea 18 months ago but last Saturday turned out to have left behind not only GI Florida Derby winner White Abarrio but also GI Arkansas Derby runner-up Barber Road. But if this industry is too unpredictable for even a team as alert as Spendthrift to win every time, their program will reliably even things out. And...