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Acting U.S. Defense Secretary Patrick Shanahan (L, Front) welcomes Polish Defense Minister Mariusz Blaszczak (R, Front) at the Pentagon in Arlington, the United States, on June 11, 2019. (Xinhua/Ting Shen)
Acting U.S. Defense Secretary Patrick Shanahan (L, Front) welcomes Polish Defense Minister Mariusz Blaszczak (R, Front) at the Pentagon in Arlington, the United States, on June 11, 2019. (Xinhua/Ting Shen)