Competitors train ahead of men's doubles event of luge at PyeongChang Games

Andrei Bogdanov and Andrei Medvedev of Olympic athletes of Russia train ahead of men's doubles event of luge at 2018 PyeongChang Winter Olympic Games at Olympic Sliding Centre, PyeongChang, South Korea, Feb. 11, 2018. (Xinhua/Lui Siu Wai)