Uighur students pray after lessons on November 29, 2019 at Silivri district in Istanbul. - At a school on the outskirts of Istanbul, Uighur children take classes before and after their regular school and try to keep their culture and language alive. There are 107 children here -- 33 have lost one parent to the camps, seven have lost both. (Photo by Ozan KOSE / AFP) (Photo by OZAN KOSE/AFP via Getty Images)