In 2001 the four men were fully exonerated. The commissioner who maintained the four were innocent, framed by the FBI, and kept in prison by Mueller, was elected mayor of Springfield, Massachusetts. Mueller now was FBI director, and the mayor and his administration found themselves targets of Mueller and the FBI in public corruption probes. | In 2001 the four men were fully exonerated. The commissioner who maintained the four were innocent, framed by the FBI, and kept in prison by Mueller, was elected mayor of Springfield, Massachusetts. Mueller now was FBI director, and the mayor and his administration found themselves targets of Mueller and the FBI in public corruption probes. |