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Medical personnel in protective suits watch as the China Ice Sports College hockey team practices on the ice during the Experience Beijing Ice Hockey Domestic Test Activity, a test event for the 2022 Beijing Winter Olympics, at the National Indoor Stadium in Beijing, Wednesday, Nov. 10, 2021. Beijing Olympic officials say two foreign athletes have tested positive for COVID-19 in ongoing test events for February's Winter Games, Officials also expressed sympathy for a Polish luge competitor who fractured his leg at the Olympics sliding center this week in a crash that has been blamed on human error. (AP Photo/Mark Schiefelbein)