Tom Amoss has taken down more than his share of Fair Grounds training titles, but the biggest prize at Amoss’s home track, the $1 million Louisiana Derby, so far has eluded him. While early-season 3-year-olds aren’t the major focus of Amoss’s operation, he has two 2-year-olds about to turn 3 who might have a chance to give Amoss another shot in the Louisiana Derby in about four months.