People close to the family say the couple's parents were also unaware of the little girl's existence, KTHV, of Little Rock, Ark., reported.
and
On Friday evening, investigators made another startling discovery at the Gores' home when they dug near a freestanding shed. It was there, at about 8:30 p.m., that they discovered the remains of another child buried in the ground, police said.
http://www.huffingtonpost.com/2011/05/02/brian-and-shannon-gore_n_856502.html
I just don't get how close friends and family members could "not know" of this child (the two year old starved one). This makes no sense to me. Who is this child???? How could no one know of its existence if it is biologically either of these fine citizens????