Of all the Central Intelligence Agency secrets revealed to the world by the so-called Church Committee of the 1970s, perhaps none captured the American public's imagination as vividly as the agency's "heart attack gun." During the Cold War, there was almost nothing the CIA wouldn't do to get a leg up on the Soviet Union, from simple operations like intercepting and reading the mail of American citizens to more serious (and equally illegal) acts like dosing " unwitting, nonvoluntary human