In the summer of 1984, 10th-grader Irwin Nanofsky and a friend were driving down the Apalachee Parkway on the way home from baseball practice when they were pulled over by a police officer for a minor traffic infraction. After Nanofsky produced his driver’s license the police officer asked permission to search the vehicle. In less than two minutes, the officer found a homemade pipe underneath the passenger’s seat of the Ford Aerostar belonging to the teenage driver’s parents. The minivan was seized, and the two youths were taken into custody on suspicion of drug possession. Illegal possession of drug paraphernalia...