For nearly 17 years, sisters Kim and Beth Jones of Snohomish, Wash., have been trying to prove that their father, Jerry Jones, Jr., is innocent of charges that he stabbed their mother, Lee, to death. 48 HOURS has followed this story since 1999 when Jones was released from prison after an appeals court overturned his murder conviction. But that release was only the beginning of an extraordinary legal drama that would include two more trials. At his third trial, for which Jones will represent himself, will the jury find him guilty, or will they set him free?