But there is evidence that discontent with Washington is still stirring among the Republican base. In primaries for three open seats across the country, the GOP primary candidates who have fashioned themselves as the outsiders won, beating others in the race probably preferred by the Republicanestablishment. In fact, in two of those races, the outgoing Republican lawmaker has indicated or outright said he wouldn't support the primary winner.
https://www.washingtonpost.com/news/the-fix/wp/2016/08/10/there-may-not-be-a-donald-trump-effect-but-theres-something-going-on-in-these-gop-congressional-primaries/?hpid=hp_hp-cards_hp-card-politics%3Ahomepage%2Fcard