Donnacha O'Brien has a lot to look forward to as he launches into his fifth year of training since retiring as a champion jockey in Ireland. The 25-year-old, who operates under the nom-de-course Bawnmore Racing, is off to a fast start already this spring as he had his first 2-year-old winner of the year at Dundalk on April 13 with Usdi Atohi (Ire) (Ten Sovereigns {Ire}) and just this past weekend at the Curragh, his 4-year-old trainee Yosemite Valley (GB) (Shamardal) claimed the listed Lester Piggott Gladness S. But there...