>> tricia had walked to an off-campus super market and never returned to her dorm. now nearly 25 years later, her parents are still waiting. >> we have no answer. that is what eats at me, somebody out there has that answer for us. >> tricia reitler wasn't even prosecutor beaumont's case, but he was deeply moved by her parents. >> that was always a horrible crime to me. i knew about the facts of the case, and i knew about the family. i didn't know the family but read about them, newspaper articles, accounts of them asking for help. >> beaumont felt certain that suspected serial killer larry hall was responsible. not only did hall live 25 minutes from indiana wesleyan, he had been identified chasing two co-eds there just a week after tricia went missing. so in the summer of 1995, a month after convicting hall for jessie roach's murder, beaumont was leading a search for tricia. it was in those same indiana backwoods where hall had told