The CIA believes it is unlikely that Russia or another foreign adversary is using microwaves or other forms of directed energy to attack hundreds of American officials who attribute symptoms associated with brain injuries to what’s come to be known as Havana syndrome.
The agency’s findings, according to one official familiar with the matter who spoke on condition of anonymity to discuss the intelligence, drew immediate criticism from those who have reported cases and from advocates who accuse the government of long dismissing the array of ailments.
Investigators have studied hundreds of cases reported globally by U.S. intelligence officers, diplomats and
