Mezue ahịrịokwu na-esonụ: O si n'egwuregwu pụta, dịka nne ya Julia del Río sooro Chile sọọ mpi n'egwuregwu mba ụwa nke IAAF. Ọ malitere ọzụzụ n'ịgba ọsọ dị anya na nne ya dịka onye nkuzi ya site na nwata. Díaz mere egwuregwu mba ụwa mbụ ya na 2008 South American Youth Championships na Athletics, ebe ọ bụ nke itoolu. Ọ nọchitere anya obodo ya n'ogo ụwa n'afọ na-esote, na-agba ọsọ na ọkụ na 2009 World Youth Championships na Athletics. Ọ laghachiri n'ọkwa kọntinenti na 2010 South American Youth Championships na Athletics ma nwee ihe ịga nke ọma mbụ ya, na-ewere ọla edo 1500 m na ụlọ turf na Santiago de Chile. Ihe nrite ọzọ nke ndị ntorobịa bịara na 2010 South American Cross Country Championships, ebe njedebe nke anọ ya mere ka Chile nweta ọla nchara ndị otu. Ọ malitere ime ọganihu na klas ndị na-erubeghi afọ iri abụọ n'ụlọ akwụkwọ
2011 South American Junior Championships na Athletics, na-ewere ọla nchara dị ka onye ntorobịa 1500 m medalist yana nke anọ na 800 m.