When he’s not anchoring the NewsHour on PBS, Jim Lehrer may be found casting a satirical eye at America’s heartland in such books as Crown Oklahoma and The Sooner Spy. Mack to the Rescue is the latest of his successful One-Eyed Mack novels. Set in Oklahoma and tracing the exploits of a fictional lieutenant governor, the series allows Lehrer to address contemporary national issues with a unique blend of humor and insight.When Governor “Buffalo Joe” Hayman calls for privatizing state government, Mack decides to oppose his re-election bid, but a medical mishap prevents Mack from running. While attending a lieutenant governors’ conference in Washington, he suddenly collapses. Hospitalized, he is given a heart bypass operation intended for another patient.