Runners participate in the Kigali International Peace Marathon in Kigali, capital city of Rwanda, on June 16, 2019. About 3,900 participants took part in the 15th edition of the Kigali International Peace Marathon. In addition to the half and full marathon races, the competition has a "Run for Peace" 10-kilometer race that is open to all. (Xinhua/Lyu Tianran)