As the Kentucky Derby Prep Season comes to a close with the Championship Series beginning next week, Ed DeRosa and Danny Zucker preview the El Camino Real Stakes on Saturday at Golden Gate Fields and take a look back at some of the top Derby prospects' performances to date. For free Brisnet.com Ultimate Past Performances of this weekend's races, click here for the El Camino and click here for the Southwest Stakes on Monday at Oaklawn Park. The pair also discuss the Santa Maria Stakes on Saturday at Santa Anita Park--a discussion that includes the merits of the best last-out rating regardless of surface.