Doug O'Neill (racehorse)

Derby winner Nyquist's trip to Belmont delayed by fever

Two days after the first loss of his career, Kentucky Derby winner Nyquist has developed a slight fever, leaving plans temporarily on hold for a rematch with Preakness winner Exaggerator in the Belmont Stakes.

Trainer Doug O'Neill's assistant Jack Sisterson said Monday that Nyquist had blood work done "to make sure nothing is going on." Nyquist finished third behind Exaggerator in the Preakness on Saturday, ending any chance of a Triple Crown try at the Belmont on June 11.

Nyquist was scheduled to be shipped to Belmont Park on Monday morning, but the plan was scrapped when the 3-year-old colt had a temperature of 102 degrees. O'Neill said he still hopes Nyquist...