Photo Finish Jack Doyle Mystery Series, Book 4.

Jack Doyle, former advertising man, amateur boxer, and Chicago racetrack publicist, undertakes a new job in the world of Thoroughbred horse racing: jockey agent. His client is Mickey Sheehan, a seventeen-year-old female riding phenomenon from Ireland, who has decided to try her luck in the States. She and Doyle prove an effective team, until someone secretly begins administering dangerous illegal medications to horses. In his quest to identify th...