He had an IQ of 65.
SS involved, his mum was there nearly every day.. Mum knew baby was in danger but didn't leave him. I cried. It seems like no matter what support people have, these things still occur.
Apparently he became angry with the baby as she looked like her bio father.
www.watfordobserver.co.uk/news/19066640.couple-found-guilty-death-baby-millie-rose-burdett/
A serious case review has been done apparently.