Rio 2016: Russian & Kenyan hopefuls need extra tests, IOC says
Competitors from Russia and Kenya must have extra checks before they can take part at Rio 2016, the BBC reports quoting the International Olympic Committee as saying.
Sportspeople from countries deemed 'non-compliant' with anti-doping rules will have to be declared eligible by their sport's international federation.
The IOC met in Lausanne on Tuesday to agree a five-point anti-doping plan.
It said "the presumption of innocence of athletes from these countries" was "being put seriously into question".
The IOC added the lack of trusted doping controls meant it wanted each sport's governing body to vet their athletes and "take into account other reliable adequate testing systems in addition to national anti-doping testing".
Russian track and field athletes have been banned from competing at Rio because of state-sponsored doping in the country. That ban was upheld by athletics' governing body, the IAAF, on Friday.
But the IOC resolutions clear the way for Russian athletes deemed clean by the IAAF to compete in Rio.
The IOC also agreed:
"To fully respect" the IAAF's decision to uphold the ban
To urge international federations and National olympic committees (NOCs) "to undertake all efforts to keep doped athletes away from the Olympic Games" and "take swift action to suspend all athletes" caught using banned substances
To also sanction "coaches, officials, doctors or any other persons implicated" in cheating
And to ask the World Anti-doping Agency to convene an "Extraordinary World Conference on Doping" in 2017