Gold medalist Iivo Niskanen of Finland (C), silver medalist Alexander Bolshunov of Olympic athletes from Russia (L), and bronze medalist Andrey Larkov of Olympic athletes from Russia celebrate after winning men's 50km mass start classic of cross-country skiing at the 2018 PyeongChang Winter Olympic Games at Alpensia Cross-Country Skiing Centre, PyeongChang, South Korea, Feb. 24, 2018. (Xinhua/Fei Maohua)