The IOC had already set up two commissions to investigate the findings of McLaren 's first report in July .
The IOC opposed a blanket ban on Russia at the Rio de Janeiro Olympics but has asked international federations not to hold events there .
The IOC , which opposed a blanket ban on Russia at the Rio de Janeiro Olympics but has asked international federations not to hold events there , had already set up two commissions to investigate the findings of McLaren 's first report in July .