woods cross, utah. the crime had never been solved. though some evidence at the time seemed to point toward karen's husband steve strom and who knows why these things come about, coco happened to be in utah to attend a funeral. she happened to be driving through woods cross and, on a whim really, decided to stop at the local police department to ask what finally happened to that case? >> i said, where do i find information on a homicide that's never -- >> she said, oh, do you mean karin? i said, you people are freaking me out here. >> within minutes, coco was on the phone with detective brad benson. >> he said, you want to know what's funny? i said, oh, please. this it is getting better and better. he said, i took her case out six months ago and started looking at it again. >> just coincidence, of course, wasn't it? >> and i thought, wow. i says, maybe something's really going to happen this time. >> by this time, benson had followed a trail around the corner of the storage room from the old green suitcase to a makeshift plywood shelf where he discovered boxes and boxes chockfull of evidence. >> they had fingernails that they didn't kn