Martin Johnsrund Sundby (front) of Norway celebrates victory in men's team sprint free final of cross-country skiing at the 2018 PyeongChang Winter Olympic Games at Alpensia Cross-Country Centre, PyeongChang, South Korea, Feb. 21, 2018. Team Norway claimed champion in a time of 15:56.26. (Xinhua/Lui Siu Wai)