 Nyorera kuenderera mberi kweiyi ndima - Muna Chikumi 2003, Perez akakwanisa kudzivirira zita rake kuUS Outdoor Championships nekusimudzira hunhu hwake hwe, achimuendesa kumusoro kwepamusoro makumi maviri munyika uye achimuchengetedza nzvimbo muUS track uye munda timu yeWorld Championships nePan American Mitambo. Mwedzi miviri gare gare, Perez haana kusvika munharaunda yekupedzisira yevakadzi vatatu vakakwira paIAAF World ChampionshipsmuParis, France, asi akawana simba rake rokutora menduru yesirivha paPan American Games muSanto Domingo, Dominican Republic nokusvetuka kwemamita 13,99. 