n moles eluded long, intensive investigations. Rob- ert Hanssen penetrated the FBI for over twenty years for the KGB without being caught. Similarly, Aldrich Ames acted as a KGB mole © in the CIA for more than ten years and passed all the CIA’s sophisti- © cated lie detector tests. Both Hanssen and Ames eluded

d intensive investigations for many decades. Robert Hanssen served as a KGB penetration in the FBI for over 20 years without being caught. Similarly, Aldrich Ames, acted as a KGB mole in the CIA for more than ten years, and passed all the CIA’s sophisticated lie detector tests. Both Hanssen and Ames eluded inte