The right is constantly looking for an excuse to undermine the entire Russia investigation, pretending that the entire thing was based solely on the Steele dossier when it wasn't, and doing their best to undermine the dossier, even though core aspects of the dossier have indeed been verified. They're also apparently still smarting from demands that former House Intel Committee chair Devin Nunes recuse himself, despite the fact that his recusal was pretty much a joke, which he never had any intention of honoring.