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As a federal grand jury continues to investigate doping allegations against Lance Armstrong, writers at are reporting new information about the seven-time Tour de France winner's alleged role in an organized doping operation that took place between 1999 and 2004.
(Heading the investigation is U.S. Food and Drug Administration Agent Jeff Novitzky, whom we profiled in our October 2010 issue).
After reviewing hundreds of pages of documents and interviewing dozens of sources in Europe, New Zealand and the United States, S.I. writers Selena Roberts and David Epstein reveal information on, among other things, Armstrong's alleged access to blood-boosting drugs that were in clinical trial, alleged incidents of lax custom inspections at private airports, and a letter reporting that Armstrong's testosterone-epitestosterone ratios were higher than normal on three occasions between 1993 and 1996 but that the test results were subsequently dismissed.
More information on these allegations and more can be found in the .
–Michael Webster