China's government has blamed the unrest in Xinjiang on foreign forces attempting to split the country.
But some analysts say the government is to blame, with its policies of encouraging migration from China's overcrowded east widening the divide between different ethnic groups.
Al Jazeera's Steve Chao reports from Beijing.
![](https://s2.save4k.ru/pic/zxVr1pczX6o/mqdefault.jpg)