Caroline Kennedy tours disaster zone

New US ambassador to Japan Caroline Kennedy (C) is welcomed by school children upon her arrival at Mangokuura Elememtary School in the huge tsunami-hit area of Ishinomaki, Miyagi Prefecture, on November 25, 2013. Kennedy, the lone surviving child of the assassinated John F. Kennedy, met Japan's Emperor Akihito on November 19 in a ceremonial formality, which came days before the 50th anniversary on November 22nd of her father John F. Kennedy's assassination. AFP PHOTO/Toru YAMANAKATORU YAMANAKA/AFP/Getty Images
New US ambassador to Japan Caroline Kennedy (C) is welcomed by school children upon her arrival at Mangokuura Elememtary School in the huge tsunami-hit area of Ishinomaki, Miyagi Prefecture, on November 25, 2013. Kennedy, the lone surviving child of the assassinated John F. Kennedy, met Japan's Emperor Akihito on November 19 in a ceremonial formality, which came days before the 50th anniversary on November 22nd of her father John F. Kennedy's assassination. AFP PHOTO/Toru YAMANAKATORU YAMANAKA/AFP/Getty Images

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    Caroline Kennedy tours disaster zone

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New U.S. Ambassador to Japan, Caroline Kennedy, tours the area destroyed by tsunami in 2011. CNN's Karl Penhaul reports.