It shall be the duty of every law-enforcement agency to:
(1) Acquire, collect, classify and preserve any information which would assist in the identification of any deceased individual who has not been identified after the discovery of such deceased individual;
(2) Acquire, collect, classify and preserve immediately any information which would assist in the location of any missing person, including any minor, and provide confirmation as to any entry to the parent, legal guardian or next of kin of such person; and the agency shall acquire, collect, classify and preserve such information as it deems necessary from each such parent, guardian or next of kin; and
(3) Exchange such records and information as are provided for in this section with other law-enforcement agencies of this State, of any other state, or of the United States. With respect to missing minors, such information shall be transmitted immediately to other law-enforcement agencies.