Runners race through Gwanghwamun Palace in downtown Seoul in the 2016 Seoul International Marathon on March 20, 2016. (Yonhap)
A foreign runner is cheered by North Korean spectators during an annual marathon in Pyongyang on April 12, 2015, in this photo released by the North’s Korean Central News Agency. The marathon, which drew about 650 foreigners, was held as one of the events marking the 103rd birth anniversary of North Korea’s founder Kim Il-sung, which falls on April 15. (Yonhap)
People run topless at a marathon event in Daegu, North Gyeongsang Province, on Jan. 11, 2015. (Yonhap)