At that point, the prison director informed him that key members of the Gulf Cartel were held in the prison and that his work would be dangerous, since the purpose of the system was to keep them under surveillance.
当时监狱长告诉他海湾卡特尔公司的主要成员也关押在该监狱，他的工作会有危险，因为该系统的目的就是要对他们实行时时监控。