Reporters attend a government press conference on the riot that killed 156 people and injured more than 1,000 Sunday in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, on July 7, 2009. [Xinhua]

A foreign journalist asks questions during a government press conference on the riot that killed 156 people and injured more than 1,000 Sunday in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, on July 7, 2009. [Xinhua]