Arkansas

Because they expose what people really think about what he is doing. Trump has called for Republicans to stop having town halls for that reason, although some Democrats are having town halls in districts where Republicans refuse to have them. And complaining about a question asked them is the same cowardly behavior Trump pulls when he says that this is a nasty question and he attacks the person who asked the question. Sheer cowardice. It was hilarious when Trump found out his nickname was TACO when a reporter asked him about it because no one on Trump's staff had the guts to tell him about it, so Trump gets humiliated in front of the whole world. We need more of that.