Reporting from Guatemala City, Danilo Valladares of the Inter-Press Service (IPS) notes that there will be one more barrier for Guatemalan immigrants in their trek to the United States. In addition to dodging dangerous drug traffickers and immigration officials, the latest obstacle is emerging: a wall between Guatemala and Mexico. According to the head of customs for Mexico’s tax administration, Raul Diaz, the Mexican border state of Chiapas is constructing a wall along the country’s southern border with Guatemala, along the river Suchiate which divides the countries. Diaz says the purpose of the wall is to prevent the passage of...