. >> reporter: our guide in one of argentina's poorest neighborhoods is seminarian patricio. this is a tough neighborhood. >> it is. >> reporter: this is one of many gr gritty barrios with tin roofs with dirt roads and open sewers. it's known only by the numbers. this one is 18 about an hour outside of buenos aires, home to 6,000 people. families here try to make the best of it, a ready smile easy to find. ♪ despite the challenges of extreme poverty and danger. >> population just like 1% of the population, we are latinos. >> reporter: part of the reason parents like housekeeper and single mother sara keeps a close watch on her two children. >> last year, i had this dream to start helping in argentina, my country. >> what's her name? >> reporter: what's her name? >> what's your name? >> reporter: this project with amigos de jesus, a catholic charity based in pennsylvania provides scholarships to a handful of girls to attend private school outside. your vision to help people here is what? >> one of the main goals for us is to give them the possibility to get better. through edu