Today our group was tested physically and emotionally. We traveled to the Zona Sur, a barrio in southern Cochabamba. We scaled the slopes of the Andean Mountains--a journey the school children of the barrio travel everyday--to visit these children and their families. After nearly an hour of hiking unpaved roads, cliffs, and gorges in the blazing desert sun, we arrived at our first family's casa. We were greeted with great hospitality from the mother...