The devil was just over Pine Ridge.
From the deserted parking lot on the edge of town, the three servants of God looked into darkness.
They clicked on their flashlights, pushed through the initial thicket of brush and began their trek, aiming for the black wooded slope.
First, the house painter: bearded, calm, quiet.
Second, the Catholic nun: gentle, grandmotherly, short of breath.
Third, the drifter: alert, intense, shouldering supplies.
Dan Zak tells the story of the Prophets of Oak Ridge—three peace activists who broke into the Y-12 nuclear-weapons facility in Tennessee. A chain reaction followed.