coin laundry operator kill clifford jones. detective welcome harris said the boy was not believable. >> he exaggerated stuff. he could -- in other words, he was open to suggestions. and if you said that mickey mouse was up there and if he sensed that you wanted him to say that, he'd say yeah. >> wayne supporters point out the laundry manager failed two police lie detector tests. but few are aware of a third test given by the fbi examiner, richard radcliff. the result -- >> in layman's terms, he passed. he wasn't involved in killing jones. >> only days after wayne williams was convicted of killing two adults, atlanta's police commissioner closed the books on 21 other murder victims, declaring they too were killed by williams. most were children. among them, clifford jones and yusef bell.