Women sit together in the shade of a tree as U.S. Ambassador to the United Nations Samantha Power speaks to them while visiting the Malkohi Internally Displaced Person Camp in Yola, Nigeria, Friday, April 22, 2016. Power is traveling to Cameroon, Chad, and Nigeria to highlight the growing threat Boko Haram poses to the Lake Chad Basin region. (Photo by Andrew Harnik/AP Photo)
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