Reed Brody, left, and Souleyman Guengueng, in Dakar, Senegal, July 13, 2015.

Reed Brody, former counsel and spokesperson for Human Rights Watch, left, and Souleyman Guengueng, a Chadian human rights activist who was imprisoned and tortured under the Hissène Habré regime, in Dakar, Senegal, July 13, 2015.

© 2015 AP Photo/Carley Petesch