Hundreds protest mass arrests following ethnic unrest in China 's Xinjiang region . See a map of Xinjiang » . The protests have been sparked by a series of attacks on police and government officials that occurred last month after the discovery of what authorities say are Islamic militants training camps there. At least 1,434 held by Chinese police following weekend Uyghur protests . 156 people killed and more than 800 others injured in violence .
Hundreds protest mass arrests following ethnic unrest in China 's Xinjiang region . The protests have been sparked by a series of attacks on police and government officials that occurred last month after the discovery of what authorities say are Islamic militants training camps there. At least 1,434 held by Chinese police following weekend Uyghur protests . 156 people killed and more than 800 others injured in violence .