The International Association of Athletics Federations (IAAF) on Wednesday announced a four-year ban for Portuguese marathon runner Helder Ornelas as a result of an abnormal blood profile detected by the Biological Passport program. Scientists first noted abnormalities in Ornelas' blood in May 2011. Further study suggested that the abnormalities could only have been caused by the use of performance-enhancing drugs. In a statement, the IAAF said there "was no known reasonable explanation for abnormalities observed in Ornelas' blood profile other than use of a prohibited substance or a prohibited method." Ornelas finished 46th at the 2008 Olympic marathon in Beijing. He did not appeal the decision.
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