lot. she lays down in the bushes at some point. she sets on the hood of a police car for some time. she approaches other cars in the parking lot. >> reporter: police say nance gets into the back of a van. three days later on the 28th, surveillance shows movement coming from inside the vehicle. a former prison transport van, designed to keep people locked inside and with no way to get out. four days later, october 2nd, her family reported her missing. but it wouldn't be for five more days, october 7th, until huntsville police officers saw shoes outside the van, which led to the discovery of the lifeless body of christina nance. a mystery deepened by the lack of obvious clues. >> the body was sent for preliminary autopsy. we are waiting for the full results which would include the toxicology. but we did get, as you know, the preliminary, which showed obviously no trauma to the body, no signs of any foul play.