Athletes are seen prior to the men's 800m T54 competiton during the Sao Paulo 2017 Youth Parapan American Games, in the Brazilian Paralympic Training Centre in Sao Paulo, Brazil, on March 22, 2017. The Sao Paulo 2017 Youth Parapan American Games is held from March 20 to March 25. (Xinhua/Rahel Patrasso)