1. Briefings on counterintelligence activities of the Federal Bureau of Investigation (a) In general Title V of section 501 of the National Security Act of 1947 ( 50 U.S.C. 3091 et seq.) is amended by adding at the end the following new section: 512. Briefings on counterintelligence activities of the Federal Bureau of Investigation (a) Quarterly briefings Not less frequently than once each quarter, the Director of the Federal Bureau of Investigation shall provide to the congressional intelligence committees a briefing on the counterintelligence activities of the Federal Bureau of Investigation. Such briefings shall include, at a minimum, an overview and update of— (1) the counterintelligence posture of the Bureau; (2) counterintelligence investigations