Nana Takagi wins gold as speed skating mass start event makes Winter Olympics debut

Irene Schouten (L) of the Netherlands competes during ladies' mass start event of speed skating at the 2018 PyeongChang Winter Olympic Games at Gangneung Oval, PyeongChang, Feb. 24, 2018. Irene Schouten claimed bronze medal with 20 points. (Xinhua/Han Yan)