There were still, in 1968, a few people who were afraid of the nuclear power plant. Oldsters, in whom the term “atomic energy” produced semantic reactions associated with Hiroshima. Those who saw, in the towering steam-column above it, a tempting target for enemy—which still meant Soviet—bombers and guided missiles. Some of the Central Intelligence and F.B.I. people, who realized how futile even the most elaborate security measures were against a resourceful and suicidally determined saboteur. And a minority of engineers and nuclear physicists who remained unpersuaded that accidental blowups at nuclear-reaction plants were impossible.
Scott Melroy was among these last. He knew, as a matter of fact, that there had been several nasty, meticulously unpublicized, near-catastrophes at the Long
