AdvertisementWhy Doctors Without Borders Is Skipping The World Humanitarian SummitMay 20, 2016Meghan Collins SullivanfacebookEmailIssues on the table at the World Humanitarian Summit range from conflict zones to refugees. Above, a herder moves his goats at the Dadaab refugee camp, created nearly 25 years ago. The Kenyan government now threatens to shut it down. (Toronto Star via Getty Images)