This was one of the abuse scandals uncovered by the BBC Panorama programme. The four carers convicted of abusing vulnerable autistic patients were sentenced yesterday. They were all given suspended sentences.
https://www.bbc.co.uk/news/uk-england-tees-68021858
In my opinion that isn't enough at all and trivialises what they did. Already we have the government failing to change the Mental Health laws to protect autistic people. Now we have the criminal justice system failing to make an example of those who deliberately mock, taunt and abuse