The border between the United States and Mexico is a no-man's land. Drugs, guns, and human beings are the cargo of choice in a multi-billion dollar illegal empire dominated by powerful cartels, murderous street gangs, and corrupt government officials. Against them stand the Special Agents of the United States Customs Service--men and women who fight to uphold the law and protect the U.S. on both sides of the border. Terry Kirkpatrick worked one of...