Kang Chol, the ambassador of the Democratic People's Republic of Korea (DPRK) to Malaysia, speaks to media during a news conference in Kuala Lumpur, Malaysia, Feb. 20, 2017. Kang Chol on Monday denied telling Malaysian authorities that a DPRK diplomatic passport holder, who died at Kuala Lumpur last week, was Kim Jong Nam, the elder half-brother of DPRK top leader Kim Jong Un. (Xinhua/Chong Voon Chung)