Twenty-five years is a long time to spend in a job. Especially one in the world of training Thoroughbreds, which necessitates frequent travel, untold hours of overtime, waking up before the sun and physically toiling away at the daily work of controlling and redirecting the energy of half-ton animals. But when you get to spend that quarter-century under the tutelage of a Hall of Fame trainer, the time becomes an asset. And now, with a life's worth of experience accrued working under Shug McGaughey, former assistant Robby Medina has made...