◆ SpookStack

UNCLASSIFIED-FOUO Stafford. Virginia 22554 March 8. 2019 INTERNATIONAL -CUBA -CHINA b6 -1 b7c -1 Federal Bureau of Investigation (FBl), Behavioral Analysis Unit 2 (BAU-2), National Center for the Analysis of b7E -4 Violent Cnme (NCAVC), in consultation with other members of the NCAVC, including. The observations, opinions, and suggestions contained herein are the result of. knowledge drawn from personal investigative experence, educational background, specialized training, and research conducted by members of the NCAVC and others. This report is an assessment. The following analysis is based upon information available at the time this report was prepared, provided by multiple FBI Divisions and other U.S. Government agencies, and assumes the information set forth is valid and complete. Should additional information or case materials become available at a later date, certain aspects of this analysis may be subject to modification or change. Case Summary In approximately May 2017, the FBI began investigating several reports by U.S. Embassy personnel in Havana, Cuba, of what appeared to be acoustic 'attacks' with some kind of device that emitted directional ultrasonic or higher frequency sound beams or directed energy. such as radio frequency microwaves. Some reported around the world. In approximately May 2018, the FBI also began investigating similar reported events with similar symptoms in China. This case revolves around the issue of whether an unknown offender(s) used an unknown device that may emit frequencies or waves to injure these individuals.. b7E -4 Page 1 of 23 UNCLASSIFIED*FOUO FBI(22-cv-3590)-2