Alydar, Calumet's Farm's prolific stallion, was alone in his stall at 10 pm when he mysteriously broke his right hind leg and was euthanized. The insurance companies paid $40.1 million. After Calumet's bankruptcy it was clear Alydar was worth more dead than alive. The death of Alydar has remained a mystery. Author Fred M. Kray set out to solve it.