On September 5, the expert group of the Military Medical Sciences Academy of the People's Liberation Army answered questions from Chinese and foreign journalists at a press conference held in Urumqi. On the same day, the Information Office of the Xinjiang Uygur Autonomous Region held a press conference where the People's Procuratorate of Urumqi and the expert group of the Military Medical Sciences Academy of the People's Liberation Army announced relevant information about the "needle pricking" innocent civilians case...