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 in November 2011 and the Nintendo 3DS in February 2012. The Wii and the 3DS games sold 3.28 million copies in the US and Europe by March 31, 2012. Video games based on the Summer and Winter Games continue to be released. Mario & Sonic at the Olympic Games "Mario & Sonic" on the Wii and DS is a collection of twenty-four events based on the Olympic Games. Players assume the role of a Nintendo or Sega character, using the Wii Remote to mimic sports actions such as swinging a paddle. The DS version uses the stylus and button controls.