U.S. Immigration and Customs Enforcement Visa Security Program / U.S. Department of Homeland Security, Office of Inspector General, July 2008
PDF - http://www.dhs.gov/xoig/assets/mgmtrpts/OIG_08-79_Jul08.pdf
"This report addresses the management, value added, and expansion of the U.S. Immigration and Customs Enforcement Visa Security Program. It is based on interviews with employees and officials of relevant agencies, direct observations, and a review of applicable documents."