My apologies if this was posted yet. Gist of it is that Byrd is the only MLB player taking supplements created by balco founder victor conte. "Conte has provided the Texas Rangers center fielder with a variety of pills and powders for 18 months. Not once has Byrd asked Conte whether any of it could trigger a positive drug test. From article: "I didn’t need to," Byrd said. "From our conversations, there was no need to ask."