The fear of violent crime dominates Guatemala City. In the midst of unprecedented levels of postwar violence, Guatemalans struggle to fathom the myriad forces that have made life in this city so deeply insecure. Born out of histories of state terror, migration, and US deportation, maras (transnational gangs) have become the face of this new era of violence. They are brutal organizations engaged in extortion, contract killings, and the drug...