** FILE ** A cameraman films displays of dopes used to boost athletic performance on display during an exhibition to mark 40 years of Anti-doping efforts in the Olympic Games at an exhibition hall in Beijing in this Jan. 17, 2007 file photo. Dick Pound, the head of the World Anti-Doping Agency, urged China to do more tests and crack down on China-based suppliers of performance-enhancing drugs sold on the Internet in an August 2007 interview. (AP Photo/Ng Han Guan, File)