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TO GO WITH AFP STORY BY GABRIELLE TETRAULT-FARBER
Paralympic swimmer Alexander Makarov, Russia's Paralympic national team, swims during a training session in the town of Ruza, 100 km west of Moscow, on August 18, 2016. 
Russian Paralympic hopeful Alexander Makarov, a 19-year-old backstroke specialist, churns through 50 laps during his morning training session outside Moscow, preparing for Games he might have to watch from home. The International Paralympic Committee's decision this month to suspend Russia over evidence of state-sponsored doping has threatened to further tarnish the country's drug-tainted reputation and see all its Paralympians sidelined from Rio. / AFP / VASILY MAXIMOV / TO GO WITH AFP STORY BY GABRIELLE TETRAULT-FARBER        (Photo credit should read VASILY MAXIMOV/AFP/Getty Images)
TO GO WITH AFP STORY BY GABRIELLE TETRAULT-FARBER
Paralympic swimmer Alexander Makarov, Russia's Paralympic national team, swims during a training session in the town of Ruza, 100 km west of Moscow, on August 18, 2016. 
Russian Paralympic hopeful Alexander Makarov, a 19-year-old backstroke specialist, churns through 50 laps during his morning training session outside Moscow, preparing for Games he might have to watch from home. The International Paralympic Committee's decision this month to suspend Russia over evidence of state-sponsored doping has threatened to further tarnish the country's drug-tainted reputation and see all its Paralympians sidelined from Rio. / AFP / VASILY MAXIMOV / TO GO WITH AFP STORY BY GABRIELLE TETRAULT-FARBER        (Photo credit should read VASILY MAXIMOV/AFP/Getty Images)

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Russia Paralympic ban upheld

The Court of Arbitration for Sport has rejected an appeal by the Russian Paralympics, after the group had appealed a ruling by the International Paralympic Committee banning the group for the Rio Paralympics. CNN's Matthew Chance reports.

Russia Paralympic ban upheld

The Court of Arbitration for Sport has rejected an appeal by the Russian Paralympics, after the group had appealed a ruling by the International Paralympic Committee banning the group for the Rio Paralympics. CNN's Matthew Chance reports.