I don't know if it's been covered much in your news but it was all over ours for a bit and it really on my mind.
Simple intro here. Basically a Munchausen by proxy situation, I suppose.
So awful. Poor boy. I just don't understand how it was missed, when you read up on the case. However I suppose she did very much present that doting, alternative mother type persona, and who'd have believed it of her? :(