The leader of the Turkistan Islamic Party , in a video on Islamic Web sites , blamed the Chinese for `` genocide . '' Uyghurs are concentrated in western China 's Xinjiang province . Abu Yahia Al - Ali 's was a reaction to recent violence in Xinjiang 's capital . Tension between Muslims and the Han Chinese erupted into riots in July . Al - Ali considered one of al Qaeda 's top strategists and most vocal leaders .
Uyghurs are concentrated in western China 's Xinjiang province . Abu Yahia Al - Ali 's was a reaction to recent violence in Xinjiang 's capital . Tension between Muslims and the Han Chinese erupted into riots in July . Al - Ali considered one of al Qaeda 's top strategists and most vocal leaders .