12 years later, you find your child was switched at birth

In a custody battle, DNA was taken and the ultimate result was the child they had raised for 12 years was not their biological child.  The child had been switched at the hospital as a baby.  I could not imagine.  

http://thestir.cafemom.com/baby/151471/parents_discover_their_babies_were?utm_medium=sm&utm_source=facebook&utm_content=likeyourkids_fanpage