i m with four voters. president trump s approval ratings with his base and these iowans are sky high. we wanted a bit of a change from what we had before. reporter: those voters trust trump but they do not trust the russia investigation. dha consider the whole thing a political wit political witch hunt. it s a disgrace. reporter: they don t ploobel in the investigation. do you have faith in the fbi sdm. hell dmno. i want do preface by saying it s not the fbi, it s the leadership of the fbi. in this situation the people at the top of the food chain have decided they don t like the game. they re going to change it. they re going to play by their rules. reporter: they see nothing