Racehorse, he won the 2006 Kentucky Derby but suffered a serious leg injury in the Preakness Stakes that brought his quest for the Triple Crown to an end, he was euthanized due to complications of his injury after many months of treatment (In horse racing circles he was considered to be a four-year-old, as thoroughbreds' birthdays are calculated as if they were all born on January 1 of their birth year. For the purposes of this site, his true biological age is given.)