here he is defending the president. >> as far as i'm aware, the president says he's still under audit. [ booing ] >> he's the central issue of the campaign. hillary clinton and her campaign repeatedly criticized. >> so you would think that senator cotton and other politicians, especially republican politicians, they have made the calculation that it's not going to hurt them to defend the president with this audit thing, because the president still won. but do you think that's a good political calculation? >> that's up to them to decide in their districts, i suppose. >> you heard all the boos. >> you did hear boos. that was interesting, because when you look at polls, donald trump supporters don't really care he didn't release his taxes. they voted for him, they're fine with that. but it is interesting that republicans are getting some