Achievements She won two gold medals at the 1980 Winter Olympics in Lake Placid in the 10 km and the 4 x 5 km, and a bronze in the 4 x 5 km at the 1976 Winter Olympics in Innsbruck. Petzold also won four medals at the FIS Nordic World Ski Championships, earning three silvers (1974: 10 km, 4 x 5 km. 1978: 4 x 5 km) and one bronze (1982: 4 x 5 km).