AG: Attorney general, either state or federal.
COMM: Police radio call sign of the communications center in Nation County.
DCI: Division of Criminal Investigation, a division of the Iowa Department of Public Safety.
DEA: Drug Enforcement Administration, an agency of the U.S. Government.
DNE: Division of Narcotics Enforcement, an agency of the State of Iowa and an offshoot of DCI.
DNR: Department of Natural Resources, an agency of the State of Iowa.
FBI: Federal Bureau of Investigation, a bureau of the U.S. Department of Justice.
ISP: Iowa State Patrol, the uniformed division of the Department of Public Safety.
ME: Medical examiner.
SA: Special agent, either of the Iowa DCI or the FBI.
SAC: Special agent in charge, either of the DCI or the FBI.
SO: Sheriff's office.