Rebiya Kadeer, former political prisoner, currently president of World Uyghur Congress (WUC), speaks as US Representative Chris Smith (R-NJ) stand behind her during a news conference on Capitol Hill in Washington in this file photo. The exiled leader of China's Uyghur ethnic minority community called on October 30 for an international investigation into an incident in which a car ploughed into pedestrians in Beijing, after Chinese authorities arrested five suspected Uyghurs over the attack.   Reuters/Hyungwon Kang/Files