Canadian Prime Minister Justin Trudeau and first lady Sophie Gregoire. 加拿大總理杜魯道和第一夫人蘇菲·格雷戈瓦

Prime Minister Justin Trudeau, holding his son Hadrian, waves as he steps off the plane with his wife Sophie Gregoire-Trudeau during a welcome ceremony at Andrews Air Force Base, Md., Wednesday, March 9, 2016. (Paul Chiasson/The Canadian Press via AP) MANDATORY CREDIT
Obama, Trudeau show like-minded values in White House visit
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