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
Senegal at the Olympics that have participated in the Winter Olympic Games. Its winter athletes have participated in five Winter Olympics since 1984, although they have won no medals. Senegal was represented at the 1984, 1992 and 1994 by Lamine Guèye, and in 2006 and 2010 by Leyti Seck. Senegal at the Olympics Senegal has sent athletes to all Summer Olympic Games held since 1964. Unlike most surrounding nations, Senegal has never missed any Summer Olympics since its independence. Only once has the country won an Olympic medal: Amadou Dia Ba, who won a silver medal in the men's 400 metre hurdles in 1988.