Weekly jockey review, 4/5/17; Gulfstream, Fair Grounds finales

A busy week in racing was also one of transition, as Gulfstream Park and Fair Grounds Racecourse concluded their marquee winter meets. We’ll examine the jockey results from the final weeks at those tracks here, as well as the waning days of the Oaklawn and Santa Anita meets and the beginning of the brief Aqueduct…