Western nations urge transparency on rights in Xinjiang, Tibet

FILE - A man waves a Uyghur flag amongst pro-Tibet supporters as they demonstrate against China's President Xi Jinping outside Downing Street in central London, Britain, Oct. 21, 2015.

A group of Western nations called on China Tuesday to release all arbitrarily detained Uyghur Muslims and Tibetans and to allow independent human rights observers to visit sites to make assessments.