New intelligence about weapons research by American adversaries opens the possibility of a foreign actor behind the mysterious incidents that have injured hundreds of U.S. personnel serving overseas.

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

Some intelligence agencies are now suggesting a foreign adversary may be behind the mysterious "Havana Syndrome" injuries reportedly sustained by U.S. officials overseas.