Black Silver (Slumber {GB}), who was pulled up after the running of the second race Saturday at Saratoga, was euthanized at Rood & Riddle, NYRA said. In a statement, NYRA said: "During the running of Race 2 today at Saratoga Race Course, the Fernando Abreu-trained Black Silver (No. 7) was pulled up during the gallop out with an injury to the left front. The horse was immediately attended to by on-track veterinarians, who stabilized the injury and transported Black Silver to Rood & Riddle Equine Hospital for further evaluation Radiographs...