Pakistani businessman Mirza Imran Baig shows a picture with his Uighur wife, Malika Mamiti, outside the Pakistani embassy in Beijing. Mamiti, was sent to a political-indoctrination camp after returning to China's far west Xinjiang region in May 2017, Baig said. Scores of Pakistani men whose Muslim Uighur wives have disappeared into internment camps in China feel helpless, fighting a wall of silence as they struggle to reunite their families.