Actually, others have died. I'd really like to know the back story on the guy who offed himself after he lost on The Contender.
They will NEVER stop making these shows, no matter what the risks.
As long as people watch them, they will make them.
It's kinda like tabloids. They will make up all sorts of outrageous stuff, and are willing to take the occasional hit when someone sues. But that does not outweigh the profit they make from retards wanting to read them, so we will always have them.