Russian Paralympian stripped of 2014 Sochi medals for doping breach
The IPC's Independent Anti-Doping Tribunal found that the cross country and biathlon athlete provided urine samples that had been tampered with.
As a result, Polukhin, now aged 42, has been stripped of a gold and two silver medals.
The IPC said investigations were carried out following World Anti-Doping Agency (WADA) evidence provided over state-sponsored doping in Russian sport between at least 2012 and 2015.
"During that time period, the Moscow and Sochi laboratories utilised a 'Disappearing...