In 2011, he competed in the World Championships, and as part of South Africa's silver-medal-winning relay team, he became the first amputee to win an able-bodied world track medal. At the 2012 Summer Olympics in London, Pistorius became the first double-leg amputee to compete in the Olympics. He also competed in the 2012 Summer Paralympics. He won gold medals in the men's 400 metre race in a Paralympic record time of 46.68 seconds and in the 4 × 100 metres relay in a world record time of 41.78 seconds. He also won a silver in the 200 metres race.