South Sudan's Peter Biar Ajak arrives in Dulles International Airport, US, after fleeing Kenya
South Sudanese economist Peter Biar Ajak walks out of Dulles International Airport in Virginia with his sons Deng Biar, 7, (R) and Baraka Biar Ajak, 3, after his family fled Kenya to the U.S., July 23, 2020. REUTERS/Leah Millis