 As a result , Bach Xuan Nguyen , who led the investigation , ordered the posthumous humiliation of Duyệt . This resulted in the desecration of his tomb , the execution of sixteen relatives , and the arrests of his colleagues . Minh Mạng 's attitude led Duyet 's adopted son Khoi to break out of prison and start a revolt against the emperor on 10 May 1833 . 
