Trainer Jason Servis saddles Exclusive Strike (#9, ML 5-1) in Friday's fifth race at Belmont Park, a one-mile claiming race on turf. Since Jan. 1, 2014, Servis is winning at a 32 percent clip in claiming races, for a return on investment of $2.15. Check out the Positive ROI report as part of DRF Plus. Sign up for DRF Plus here.