>> yes, sir. >> she hadn't gone far, agent greg sadar of colorado bureau of investigations. >> how far the top of my head, roughly 250 to 300 yards >> news spread fast. >> investigators say they found a body. >> it was a pretty bad day. >> your heart drops. let's find out what happened to her, along with humongous sadness. >> the county coroner broke the news to dale. >> they said, dale, we need to tell you something. and i'm like, what? i just went into convulsions. >> but how did she get here? was it suicide, accident or murder? there's a bridge just upstream from the place they found stephanie's body. dale told police she often liked to walk there. she could have been attacked on this bridge and shoved over. >> that was one of our early fears. >> or, that she just simply committed suicide. jumped in the water, hit her head and that was that. >> that was also another legitimate consideration. >> so thus the puzzle. >> it is. >> until four days after thanksgiving when the autopsy revealed a curious detail, one that seemed to rule out suicide. >> there was no wounds at all to the soles