FILE - In this Tuesday, Feb. 22, 2011 file photo Director General of the World Anti-Doping Agency (WADA) David Howman listens to questions during a press conference at the European Unio

 

              FILE - In this Tuesday, Feb. 22, 2011 file photo Director General of the World Anti-Doping Agency (WADA) David Howman listens to questions during a press conference at the European Unio
FILE - In this Tuesday, Feb. 22, 2011 file photo Director General of the World Anti-Doping Agency (WADA) David Howman listens to questions during a press conference at the European Union Sports Forum in Budapest, Hungary. Olympic officials and scientific experts will meet in in Beijing, China on June 5-6, 2013, to review the progress in developing a test for gene doping, the potential future of cheating in sports. (AP Photo/Bela Szandelszky, File)