Sure. All the KO's in the House[0] Senate[1] and gubernatorial[2] elections have them shaking in their boots.
[0] https://en.wikipedia.org/wiki/United_States_House_of_Represe...
[1] https://en.wikipedia.org/wiki/United_States_Senate_elections...
[2] https://en.wikipedia.org/wiki/United_States_gubernatorial_el...
Have you seen the 2018 Senate elections map in particular?
Be in no doubt that such missteps will form the hadokens by which conservatism's will be k.o ed by the libs.