february 2nd, 2009, he arrived before dawn at the station. >> i was tired. >> he hosted a super bowl party the night before and the beer had flowed freely. >> that seemed to be a good day to spend the day was having a cup of coffee and getting caught up on my reading. >> a couple of asprin. >> a couple of asprin maybe. >> he reached for a file that had been sitting on his desk for months. shot to death in her condo just a few miles from where he worked. >> one of the worst, most horrific crime scenes i have seen. this woman met a horrible ending. >> and just as troubling, she was murdered a generation ago, february 1986. meaning the odds of catching her killer were slim to none.