Doping at the Olympic Games following year's Games. In a few cases the IOC has reversed earlier rulings that stripped athletes of medals. In the case of Rick DeMont, the United States Olympic Committee (USOC) has recognized his gold medal performance in the 1972 Summer Olympics in 2001, but only the IOC has the power to restore his medal, and it has as of 2017 refused to do so. Though no athletes were caught doping at the 1980 Summer Olympics, it has been claimed that athletes had begun using testosterone and other drugs for which tests had not been yet developed. A 1989 report by
Mario & Sonic at the Olympic Games Hedgehog, created by Sega as a mascot to rival Mario in the early 1990s. Critics praised the multiplayer interaction of the Wii game and variety of events of both versions, but criticized the Wii version for its complexity and its DS counterpart for not offering the same interaction between players. The Wii game was awarded the "Best Wii game of 2007" at the Games Convention in Leipzig. "Mario & Sonic" sold over ten million units and started a series of related sport video games to coincide with upcoming Olympic events. "Mario & Sonic at the Olympic Games" is a collection