Corruption Of Blood By
Robert K. Tanenbaum 
 
He's never lost a case, and now ace Manhattan Assistant D.A. Butch Karp is getting a crack at the biggest one of all: the reopened JFK murder investigation. But when sordid segments of the CIA and a self-serving Congress start pulling the strings of justice Washington-style, it looks like somebody wants the old Warren Commission's lone-gunman verdict to stand.