suspicious of why this divorced man spent so much time with the andersons, especially the kids. >> my brothers wondered about this guy because, maybe not before, about you they kind of out of place with the family, but they didn't -- it's not their business, you know? >> reporter: no one wanted to rock the boat. christina needed help with the kids. she trusted dimaggio like a brother. >> she was very careful, very protective mother. she never would have let those kids be alone with him or anything if there were any sign, truly. >> reporter: there was a sign though, but hannah kept is secret from everyone except her best friend marissa chavez. >> he just said he had a crush on her. then he said, don't think i'm weird or creepy uncle jim. i just want you to know if you were my age, i'd date you. >> she never mentioned anything like that to any of the family. i know she wouldn't have wanted to hurt anyone, make anyone else