"The year was 1973, and Spiro T. Agnew, the former governor of Maryland, was Richard Nixon's second-in-command. Long on firebrand rhetoric and short on political experience, Agnew had carried out a bribery and extortion ring in office for years, when--at the height of Watergate--three young federal prosecutors discovered his crimes and launched a mission to take him down before it was too late, before Nixon's impending downfall elevated Agnew to the...