After surrendering to Democrats on a myriad of hot-button issues, Senate Republicans may get yet another chance to sell out their base before the year’s end — this time, on a last-minute immigration bill reportedly engineered by North Carolina GOP Sen. Thom Tillis that would provide amnesty to millions of illegal immigrants. According to reporting from melodramatic Washington Post columnist Greg Sargent, Tillis and Arizona Democrat Sen. Kyrsten Sinema are pressing for the upper chamber to consider their bipartisan “immigration reform” bill before Congress’s current lame-duck session ends later this month. While the legislation would apparently provide more funding for...