; or (2) issue a cease and desist letter to any individual or organization for spotting, visually witnessing, or reporting of unidentified anomalous phenomena to the Administrator. (k) Sense of Congress It is the sense of Congress that— (1) all unidentified anomalous phenomena encounters by aviation personnel should be reported, particularly when such encounters involve a potential safety or national security concern; and (2) employers and governmental officials should take actions to reduce the stigma of reporting unidentified anomalous phenomena. (l) Definitions In this Act: (1) Unidentified anomalous phenomena The term unidentified anomalous phenomena means— (A) an airborne object that is not immediately identifiable; (B) a transmedium object or device; and (C) a submerged object or device that— (i) is not immediately identifiable; and (ii) displays behavior or performance characteristics suggesting that the object or device may be related to an object described in subparagraph (A). (2) Transmedium object or device The term transmedium object or device means an object or device that is— (A) observed to transition between space and the atmosphere, or between the atmosphere and a body of water; and (B) not immediately identifiable.