Steve Kornacki highlights two significant warnings for Republicans following the recent gubernatorial elections in New Jersey and Virginia. The results were particularly striking in Virginia, where Democrat Abigail Spanberger defeated Republican Winsome Earle-Sears by a substantial 15 points. This outcome not only reflects the shifting political landscape but also raises concerns for the Republican Party as they prepare for future elections. Kornacki's insights emphasize the need for the GOP to reassess their strategies in light of these results.