Mark Starr: Doping and Beijing Welcome! › Forums › Running Forum › Mark Starr: Doping and Beijing This topic contains 0 replies, has 1 voice, and was last updated by GTF 10 years, 5 months ago. Author Posts May 29, 2008 at 7:03 pm #9467 GTFMember Some American track stars are taking extraordinary steps to prove they are clean. Should we believe them? Full item Author Posts You must be logged in to reply to this topic.