Their first appearance in Lone Creek helped garner McMahon the most extraordinary reviews of his career. None other than mystery guru Otto Penzler said: "It is the poignant and knowing prose that elevates this novel to literature. What separates this book from other outstanding crime novels is the moral might of the hero--and he is a hero, just as Philip Marlowe, Lew Archer, Spenser, Harry Bosch, and C. W. Sugrue are. Davoren believes in friendship,...