A visitor views photographs exhibited at the World Press Photo Exhibition 2018 at Dupont Underground in Washington D.C., the United States, Nov. 19, 2018. The exhibition, which is held from Oct. 27 to Nov. 25, showcases the winning photographs from the 61st annual World Press Photo contest, which received over 70,000 photographs taken by 4,548 photographers. (Xinhua/Liu Jie)