that begins with the way carl pressley came to join the harkey clan in the first place. connie said that she adopted him from a homeless woman, a homeless couple. they were living in a car. reporter: from a homeless couple. yeah. and that they couldn t take care of him and so they were willing to give him up for adoption. that s what i know. reporter: teresa says there was always something little bit off about carl. something that tended to make other people uncomfortable. it was very odd and very sad at the same time as he seemed to be a very lonely, needy child. very clingy child. and nobody really seemed to want him to cling to him. reporter: but teresa says there was nothing bonnie wouldn t do for carl. she d buy carl a truck and he d wreck the truck. and then she d buy him another one. and he d get a job. he d lose a job she d house him. he was stealing pecans from the harvest and selling them. i mean she was constantly bailing him out of one situation