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President of the Swiss Confederation Simonetta Sommaruga declares the opening of the 3rd Winter Youth Olympic Games during its opening ceremony held at Vaudoise Arena in Lausanne, Switzerland on Jan. 9, 2020. (Xinhua/Shan Yuqi)
President of the Swiss Confederation Simonetta Sommaruga declares the opening of the 3rd Winter Youth Olympic Games during its opening ceremony held at Vaudoise Arena in Lausanne, Switzerland on Jan. 9, 2020. (Xinhua/Shan Yuqi)