Tirana Hassan is the interim executive director at Human Rights Watch.
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Tirana Hassan
Sudanese citizens hold banners and flags as they walk to the Presidential Palace on the 4th anniversary of the Sudanese Revolution in Khartoum, Sudan on Dec. 19, 2022.
A young Nigerian refugee draws an attack scene on April 6, 2015 during a therapy program managed by UNICEF in the refugee camp near Baga Sola. Seven civilians were killed in an attack in Chad blamed on Nigerian Boko Haram rebels, officials said on April 6. AFP PHOTO/PHILIPPE DESMAZES (Photo credit should read PHILIPPE DESMAZES/AFP/Getty Images)