The policeman had no alibi for the time of Thurgood-Dove's killing and, indeed, failed a polygraph test on 29 April 2000. However, police could not uncover sufficient evidence to charge the man.
The officer had no excuse for being at the scene of Thurgood-Dove's death and, as it turned out, flunked a lie detector test on April 29, 2000. However, the authorities were unable to collect sufficient proof to bring charges against him.