An airport staff takes temperature of a doctor of the Chinese medical aid expert panel at Lungi International Airport, Sierra Leone, on Aug 17, 2014. Ebola broke out in West Africa in the middle of this year and has already claimed more than 1,200 lives. The United Nations has appointed August 19 as the World Humanitarian Day, to recognize those who face danger and adversity in order to help others. This year the UN proposes for the first time a theme "the world needs more…" for the sixth anniversary of the Day. [Photo/Xinhua]
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