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Su-57 fighters fly in formation during the military parade marking the 75th anniversary of the victory in the Great Patriotic War on Red Square in Moscow, Russia, June 24, 2020. (Xinhua/Bai Xueqi)
Su-57 fighters fly in formation during the military parade marking the 75th anniversary of the victory in the Great Patriotic War on Red Square in Moscow, Russia, June 24, 2020. (Xinhua/Bai Xueqi)