For all the gnashing of teeth over "chain of custody", it wouldn't have mattered under WADA rules: "David Howman, the director general of WADA, said in a statement Friday that in a case following WADA code, "the athlete would have to show that the departure from the rule caused the adverse finding. That is not the situation in this case." He said the "very experienced" director of the anti-doping lab in Montreal gave evidence that Braun’s sample had not been compromised or tampered with. h/t to Kellin in the comments of this post at Fangraphs