Here are the top promo codes being offered by racing books like TwinSpires and 1/ST BET for this Saturday's Kentucky Derby, totaling over $1,100 in bonuses.

They called him the Bald Eagle of the Sierra. He had won more races on more tracks than anyone else in the business. He was 72 years old when he decided to schlep a colt from California to the Kentucky Derby, which he had never won. His presence at Churchill Downs in 1986 surprised everyone,

While the horses are always the stars of the Kentucky Derby, the trainers are often the stars of race week. Hall of Famer Bob Baffert, who has helped produce six Derby winners—m