against a minor has the meaning given that term in section 111(7) of the Adam Walsh Child Protection and Safety Act of 2006 ( 34 U.S.C. 20911(7) ). 3. Limits on compelled disclosure from covered journalists In any matter arising under Federal law, a Federal entity may not compel a covered journalist to disclose protected information, unless a court in the judicial district in which the subpoena or other compulsory process is, or will be, issued determines by a preponderance of the evidence, after providing notice and an opportunity to be heard to the covered journalist, that— (1) disclosure of the protected information is necessary to prevent, or to identify any perpetrator of, an act of terrorism against the United States