A boy wearing a blue mask with tears of blood takes part in a protest march of ethnic Uighurs asking for the European Union to call upon China to respect human rights in the Chinese Xinjiang region and ask for the closure of "re-education center" where Uighurs are detained, during a demonstration around the EU institutions in Brussels on April 27, 2018. (Photo by Emmanuel DUNAND / AFP)        (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)