There really isn’t a reason to give it back now. It has been abased, humiliated, stained and ridiculed so much since he ‘won’ it that it isn’t worth spit any more.
He ain’t given nuthin’ back to nobody. (well maybe Churchill’s bust) A real person of character would have declined to accept it in the first place if they had never done anything. Which he hasn’t. Except to strain race relations to near the breaking point these days. I have an idea. Maybe the could hold a peace prize “buy-back” in Oslo like they have gun “buy backs” here. I’m sure there are a couple of folks walking around that need to “turn ‘em in mr. and mrs. America”. Walmart gift cards anyone?