This book is designed to provide law enforcement personnel with response guidelines and evidence gathering techniques that may be utilized when responding to an incident involving the use or threatened use of a weapon of mass destruction (WMD). The first part of the book addresses the actions to be taken by the first law enforcement personnel arriving at the scene of a WMD incident. The text examines the planning process in great detail, and the incident management process is also extensively reviewed. Tactical operations that may be necessary to arrest individuals or prevent a WMD incident are also discussed. The second part of the book is designed for the hazardous material trained investigator. The required training, equipment, and investigative procedures are clearly defined in this section, and detailed step-by-step instructions are provided for the collection of chemical, biological, and radiological evidence. In addition, investigative techniques are provided that will assist the criminal investigator in identifying and entering a facility suspected of manufacturing a weapon of mass destruction. Remote sampling techniques are provided to assist in gathering the probable cause for a search warrant. Also helpful to readers are the many illustrations and a glossary. It will be clear to the reader that this unique book represents the epitome of authoritativeness and comprehensiveness in the field of WMD response andinvestigation.