FEB 24, 2001 - SAN CRISTOBAL DE LAS CASAS, CHIAPAS, MEXICO: Ice cream vendors on the Zocalo in San Cristobal de las Casas, Chiapas, Mexico. Many children are forced to work as vendors because their parents are not able to support them with the jobs they might have. © Jack Kurtz CHILDREN CHILD LABOUR CROWDS ECONOMY FOOD POVERTY TOURISM UNEMPLOYMENT