 Complete the following phrase:  In July 2009, riots broke out in Xinjiang in response to a violent dispute between Uyghur and Han Chinese workers in a factory and they resulted in over 100 deaths. Following the riots, Uyghur radicals killed dozens of Chinese citizens in coordinated attacks from 2009 to 2016. These included the August 2009 syringe attacks, the 2011 bomb-and-knife attack in Hotan, the 