Org. concerned with doping

• Rio 2016 org
• Org. that oversees quadrennial games
• Five rings org
• Org. with a multi-ring logo
• Sports org. headquartered in Switzerland
• Org. overseeing London 2012
• Org. in charge of Tokyo 2020
• Org. overseeing biennial games
• Sports org. responsible for selecting host cities

Wikipedia Word definitions in Wikipedia
IOC commonly refers to the International Olympic Committee . IOC may also refer to: