(1) No person connected with, employed by or engaged in any medium of communication to the public shall be required by a legislative, executive or judicial officer or body, or any other authority having power to compel testimony or the production of evidence, to disclose, by subpoena or otherwise:
(a) The source of any published or unpublished information obtained by the person in the course of gathering, receiving or processing information for any medium of communication to the public; or
(b) Any unpublished information obtained or prepared by the person in the course of gathering, receiving or processing information for any medium of communication to the public.
(2) No papers, effects or work premises of a person connected with, employed by or engaged in any medium of communication to the public shall be subject to a search by a legislative, executive or judicial officer or body, or any other authority having power to compel the production of evidence, by search warrant or otherwise. The provisions of this subsection, however, shall not apply where probable cause exists to believe that the person has committed, is committing or is about to commit a crime.