 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 which resulted in over one hundred deaths. Following the riots, Uyghur terrorists killed dozens of Han Chinese in coordinated attacks from 2009 to 2016. These included the August 2009 syringe attacks, the 2011 bomb-and-knife attack in Hotan, the 