When the terrorist attacks flashed across the Rev. Narcisse Batiste’s television set five years ago, he quickly shut it off. The images of innocent people suffering and dying were too much for the Bunkie Baptist pastor to bear. “I hope to God anybody who ever attempts to do this thing,” he remembers thinking at the time, “gets caught.” On Friday, the gentle-spoken 72-year-old Batiste again turned on the television only to discover his own son — who mysteriously left the family farm shortly after 9-11 — may have hatched a similar plot to blow up the Sears Tower in Chicago...