Malaysian police escort suspect Ri Jong Chol (C) from the Democratic People's Republic of Korea (DPRK) as they leave for Malaysia's Immigration Department in Sepang, Malaysia, on March 3, 2017. Malaysia's Immigration Department said in a statement 47-year-old DPRK man Ri Jong Chol, who was arrested as a suspect after the airport killing, was handed over to the department from the police for deportation to the DPRK. (Xinhua/Chong Voon Chung)