Last week, Kentucky news outlet LEX18 reported the death of Kayseri, a University of Kentucky-bred mare who was shipped to Puerto Rico and ultimately euthanised after prolonged suffering. Her story is devastating - but sadly, not unusual. Kayseri stood in a shipping container for three days at sea, then raced far beyond the point of soundness. No one stepped in to retire her. In January, she was put down due to degenerative joint disease. The treatment of horses in Puerto Rico, throughout and after their racing careers, has been raised...