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
U.S. Defense Secretary James Mattis (L) holds a welcoming ceremony for Greek Defense Minister Panos Kammenos at the Pentagon in Virginia, the United States, on Oct. 9, 2018. (Xinhua/Liu Jie)
U.S. Defense Secretary James Mattis (L) holds a welcoming ceremony for Greek Defense Minister Panos Kammenos at the Pentagon in Virginia, the United States, on Oct. 9, 2018. (Xinhua/Liu Jie)