David C., Nicholas N., Dora D., Martin B., Agnes W., Kenny G., by Their Next Friend, Donna Brown; Bella, Peter, Esther, and Mary F., by Their Next Friend Carol T.; Jonas, Brenda, Mercy, and Cynthina A., and Caroline, Sarah, and Timothy P., by Their Next Friend Shirley Z.; on Their Own and on Behalf of Others Similarly Situated, Plaintiffs-appellees, v. Michael Leavitt, in His Official Capacity As Governor of Utah; Robin Arnold-williams, in Her Official Capacity As Director of the Department of Human Services; Ken Patterson, in His Official Capacity As Director of the Division of Child and Family Services, Defendants-appellants