Doug Jones, a Democrat, will soon be Alabama's junior senator. The Republican Senate majority will shrink from 52 to 51.
Republicans have sworn to revisit Obamacare repeal next year, after they pass their tax bill. But Jones's victory may have made it impossible for the GOP to succeed where it has previously failed.
Even with 52 Republican senators, the party had yet to find a plan that could win 50 votes. Now the margin for error is even slimmer.
I surveyed a handful of health care lobbyists well-attuned to congressional Republicans on Tuesday night, once Jones had shocked the political world: Is Obamacare repeal dead?