Columbia subject headings:
Hostages--Legal status, laws, etc.--United States.
Terrorism.
Victims of crimes--United States.
Harvard subject headings:
Hostages--Legal status, laws, etc.--United States.
Terrorism.
Victims of crimes--United States
Princeton subject headings:
Hostages--Legal status, laws, etc.--United States.
Terrorism.
Victims of crimes--United States.