Former Arsenal and Manchester City midfielder Patrick Vieira has tweeted:
It was brave of Kevin Prince Boateng to do what he did today, and it was the right thing. We need to stand up and stand together. Well done.
More top news
The man was left with a permanent brain injury after he was given double the intended dose of radiotherapy as a teenager over 20 years ago.
Turning colder again over the next few days.
Serial paedophile Barry Bennell was branded "the devil incarnate" by a judge who sentenced him to 31 years for abusing 12 young footballers.