British ambassador to the United Nations Matthew Rycroft (Front) addresses a United Nations Security Council emergency meeting on the Democratic People's Republic of Korea (DPRK)'s nuclear test at the UN headquarters in New York, on Sept. 4, 2017. Several members of the U.N. Security Council have demanded firm reaction to the latest nuclear test by the Democratic People's Republic of Korea (DPRK). (Xinhua/Li Muzi)
