Buddhist monks in Qinghai stage a march and protest at the start of a somber Tibetan New Year.
Tibetans are forgoing traditional New Year celebrations in passive protest, to the dismay of Chinese authorities.
Security is tight and tensions are high ahead of several key Tibetan anniversaries.
Tibetans stage protests as key anniversaries approach.
Details of recent protests in China's Kardze Tibetan Autonomous Prefecture are emerging, as Tibetans in exile relate accounts provided by relatives and friends in the troubled region.