 Australian runner Jack Swift and USA runner Jerome Singleton, among other athletes, also expressed support for Pistorius' position regarding a possible competitive advantage.In July 2013 at the Paralympic Anniversary Games in London Oliveira became world's fastest double amputee athlete when he completed the T43 100m race in a time of 10.57 beating his previous record of 10.77 which he had set in Berlin in June 2013.At the 2016 Summer Paralympics, held in Rio de Janeiro in his home country of Brazil, Oliveira failed to reach the final of either the 100m or 200m races in the T43 class.