China joins Afghanistan, Pakistan, Tajikistan in security alliance
Reuters, August 4, 2016
http://www.reuters.com/article/us-china-security-idUSKCN10F1A6
China's Uyghurs face added scrutiny ahead of G20 summit in Hangzhou
Radio Free Asia, August 3, 2016
http://www.rfa.org/english/news/uyghur/scrutiny-08032016170815.html