A personnel of the Adamawa state Police command wept as he was being dismissed from service.
Two officers who were formerly attached to Dumne Divisional Police Headquarters were tried in an orderly room trial.
Inspector Ahmed Suleiman and PC Mahmood Muhammed, were tried on three charges of defamation of character, culpable homicide, and unlawful exercise of authority.
A viral video on Wednesday showed the moment a policeman cried as he was stripped of his uniform and dismissed from service for wrongdoing.