Simen Hegstad Krueger of Norway reacts after crossing finishing line of men's 15km free event of cross country skiing at 2018 PyeongChang Winter Olympic Games at Alpensia Cross-Country Centre, PyeongChang, South Korea, Feb. 16, 2018. Simen Hegstad Krueger claimed second-place in a time of 34:02.2.(Xinhua/Han Yan)