Dick Francis: Odds Against

From the Publisher:
Former hotshot jockey Sid Halley landed a position with a detective agency, only to catch a bullet from some penny-ante thug. Now, he has to go up against a field of thoroughbred criminals -- and the odds are against him that he'll even survive.

Dick Francis: Odds Against. Berkley Publishing Group, ISBN: 0425198006 (February, 2005), 288 p., $7.50.