night, adkins offered the investigator a brand new detail when confronted with evidence in the case. >> as you well know, dana's body was exhumed. >> right. >> okay, and then they did another autopsy and that led us to believe that she was hit over the head not from falling out of the car. so then that comes to me as asking you now how did she get the trauma on her head, then? >> from that pole that was there where the mailbox was at where she was leaned up against when the -- the officer came. >> he claims that he found her leaning up against a mailbox post. >> so she not only goes out the door, tumbles in the road. her head presumably hits a mailbox? >> that's what he says. >> which could account for the injuries. >> right. but we knew there was nothing there except for three very large trees kind of spread along the roadway. >> reporter: investigator kinder finally leveled with the bouncer. >> russ, with all due respect, i'm not buying it. i'm going to treat you like a man, 'cause you're treating me with respect too, but i'm sorry man, i'm not buying it. >> reporter: when brittany found out adkins had been arrested, there was only one person she wanted to tell. >> the first thing that came to my mind was, i need to get my dad.