lynsie struggled with her own disabilities. her left arm was paralyzed, her left leg impaired. did she ever talk about how she became disabled? >> she had brought it up to me and said that she was in a car accident and that she was thrown. and when she was a little girl, but very, very -- just like matter of fact. just didn't -- not poor me or not feel sorry for me or anything like that. >> reporter: but growing up, lynsie needed so much care. her mother nancy was with lynsie like her shadow. >> somebody had to be with her 24 hours a day. >> reporter: and that was you. >> it was her and i alone. she was my only -- she was my purpose in my life, was to make her as normal as she could be. >> reporter: by the time kim met lynsie, lynsie's dad and brothers had moved away. kim remembers a very tight family unit of just two. >> reporter: how close were lynsie and nancy? >> unbelievably, extremely. extremely. >> reporter: but as lynsie reached adolescence that started changing. like a lot of teens, she wanted her own identity. she changed the spelling of her name from this to this.