. >> chief dannels was very accessible.ince january of 2010. and we've worked steady. >> he knew the importance of the media's involvement. >> "20/20" had heard that there was a new police chief in town and that he was anxious to solve the case. in fact, he was willing to let us follow the investigation from the inside. >> "20/20" will be present, and they'll be in with us. >> do you know exactly, chief, where it was? on the telephone, on the street? >> it was right here in the street area. whatever happened, her shoe was taken off unwillingly. >> the police chief told us he was looking into every possible theory, including one that was on the local rumor mill that there were two men seen at a gas station very close to where leah was last seen. >> so, the way i understand that rumor is that two men were probably drinking, that they had hit her, so they couldn't very well turn themselves in. and whether they panicked or just don't have a conscience or whatever, they dispose of the body and walk away from it. >> and what abou