The interim report says many cases have now been attributed to previously undiagnosed illnesses. But 'a couple dozen' cases remain unresolved and are still under investigation.
In the 1970s and '80s, U.S. officials routinely referred to the Soviet use of microwave radiation against the American Embassy in Moscow. The Soviets were believed to be seeking intelligence.
Harris' trip from Singapore to the Vietnamese capital was delayed by roughly three hours. The U.S. Embassy in Hanoi reported "a recent possible anomalous health incident" that affected embassy staff.
In an NPR interview, William Burns says he has appointed a senior officer who led the hunt for Osama bin Laden to head the investigation into ailments that has afflicted U.S. officials worldwide.
The lawsuit alleges the government knowingly exposed them to "extremely serious and debilitating attacks" in Cuba that have resulted in brain injuries and that it was slow to remove them.