50 U.S.C. § 3024(i) 50 U.S.C . § 3024(i ) (U) APPENDIX B - Federal Bureau of Investigation Support of Attribution Efforts (U I ·ven the national security implications associated with potential threats posed by UAP operat ng in close proximity to sensitive military activities , installations , critical infrastructure , or other national security sites , the FBI is positioned to use its investigative capabilities and authorities to support deliberate DoD and interagency efforts to determine attribution . 1.4(c) 50 U.S.C. § 3024(i) 15 50 U.S c. § 3024(i) -- ------