A report from the intelligence community released Friday maintains its conclusion that a foreign adversary is not behind the mysterious ailments plaguing government workers, but it opened the door to the possibility overseas actors have developed the capability to do so.

Out of seven total agencies tasked with reviewing the source behind anomalous health incidents (AHIs) first reported in Havana, Cuba — which have come to be known as "Havana syndrome" — five stood behind a 2023 assessment that found it unlikely a foreign nation was behind the attacks.

But two shifted their stance, with one determining there was essentially a 50-50 chance a foreign adversary had crafted – but not deployed – a weapon capable of such an attack while the other gave similar odds that such a weapon may have already been used.

“One judges there's roughly even chance a foreign actor has used a novel weapon or prototype device to harm a small undetermined........

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