; (2) any action taken by the Bureau— (A) after the Bureau received a report described in paragraph (1); and (B) before the related criminal event described in paragraph (1) occurred; and (3) for each criminal event described in paragraph (1) with respect to which the Bureau did not take action after receiving the related report and before the criminal event occurred, the accountability measures employed by the Bureau to address the failure to investigate the report, including any discipline, suspension, or termination of an employee of the Bureau. (c) Government Accountability Office report (1) Review Not later than 60 days after the date of enactment of this Act, the Comptroller General of the United States shall initiate a review of the processes and procedures of the Bureau relating to the operation of the national tip line. (2) Report Not later than 1 year after the date of enactment of this Act, the Comptroller General of the United States shall submit to Congress a report based on the review conducted under paragraph (1) that includes— (A) the manner in which the Bureau catalogues or records information upon receipt through the national tip line; (B) the manner in which the Bureau evaluates information described in subparagraph (A) for further review; (C) the frequency with which the evaluation of information described in subparagraph (B) leads to further review or investigation by the Bureau or appropriate recipients for a State; (D) the manner in which the Bureau refers information to appropriate recipients for a State for further review or investigation; and (E) any recommended improvements to the processes and procedures of the Bureau relating to the operation of the national tip line.