Yes, American prisons are as bad as this makes them look. Possibly worse. The UK refused to extradite one guy because they said there was too high a risk that he'd kill himself in prison here. Prison rape and assault are common - at least 20% of male prisoners report being assaulted, often by staff. And it's been like this for decades, all over the country, because a significant percentage of people really believe that prison is meant to be some kind of dystopic hellhole.