In this August 25, 2019, file photo, displaced Yemenis receive food supplies provided by the World Food Programme, at a school in Sanaa, Yemen. The World Food Program chief warned Thursday, Sept. 17, 2020, that millions of people are closer to starvation because of the deadly combination of conflict, climate change and the COVID-19 pandemic and he urged donor nations and billionaires to help feed them and ensure their survival. (Photo by Hani Mohammed/AP Photo/File)
