Brianna McNeal, the 2016 Olympic 100m hurdles champion, lost her appeal of a five-year ban in a drug-testing case and is set to miss the next two Olympics.
McNeal was provisionally suspended in January and given a five-year ban a month ago for what anti-doping officials called tampering with part of a doping control process from a January 2020 missed drug test.
The Court of Arbitration for Sport on Friday dismissed McNeal’s appeal of the ban that is backdated to August 2020 without yet publishing details.
She was allowed to compete at the U.