With his second Tampa Bay Downs jockeys title already locked up, Samy Camacho secured his third jockey challenge win at Tampa. Riding four winners on Wednesday's card, he added three more wins Thursday capture his third $5,000 Jockeys' Challenge title. Camacho secured the $2,500 first-place prize with 103 points. Wilmer Garcia, who finished second with 76 points, earned a $1,500 bonus, while Keiber Coa and Marcos Meneses tied for third with 55 points, each earning $500. The leading trainers, with two victories apiece today, are Earl Robinson and Brian Lusk....