Arizona Court of Appeals, Division One, holds that before conducting an in camera review to determine whether a document is protected from production by the attorney-client privilege, courts should (1) determine whether the party asserting the privilege has made a prima facie showing of privilege; (2) if so, determine whether the party challenging the privilege has made a prima facie showing of an exception to the privilege; and (3) if so, determine, as to each document, whether an in camera