In 20 years, U.S. wins second Olympic gold in women's ice hockey

Marie-Philip Poulin of Canada (R) vies for the puck with Gigi Marvin of the United States during women's ice hockey final between Canada and the United States at Gangneung Hockey Centre, in Gangneung, South Korea, Feb. 22, 2018. The United States beat Canada in shootout to win the women's ice hockey gold medal at the Winter Olympic Games here on Thursday. (Xinhua/Ju Huanzong)

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