Former Guantánamo detainees Abdul Bin Muhammad Bin Abbas Ouerghi, center, Ali Husein Shaaban, right, and Abd al-Hadi Omar Mahmoud Faraj, left, pray in front of the U.S. Embassy in Montevideo, on April 27, 2015.
Former Guantánamo detainees Abdul Bin Muhammad Bin Abbas Ouerghi, center, Ali Husein Shaaban, right, and Abd al-Hadi Omar Mahmoud Faraj, left, pray in front of the U.S. Embassy in Montevideo, on April 27, 2015. MIGUEL ROJO AFP/GETTY IMAGES
Former Guantánamo detainees Abdul Bin Muhammad Bin Abbas Ouerghi, center, Ali Husein Shaaban, right, and Abd al-Hadi Omar Mahmoud Faraj, left, pray in front of the U.S. Embassy in Montevideo, on April 27, 2015. MIGUEL ROJO AFP/GETTY IMAGES