There was a lot of hype around a "red wave", not only in the senate but towards election day several governorships where the Democratic governor had a lead comp

There was a lot of hype around a "red wave", not only in the senate but towards election day several governorships where the Democratic governor had a lead completely vanish. I suspect much of this boils down to pollsters consistently undercounting republican support for several election cycles and over-correcting this time around.