"It's no secret that we preferred to start over," McConnell said of Republican efforts repeal and replace Obamacare.

Republicans are already on shaky ground before the mid-term elections, and the loss of one of the most popular parts of the ACA might be a death knell.

Alaska Senator Lisa Murkowskis decision to agree late Tuesday to smash Obamacares individual mandate may remove one obstacle to passing the Senate Republican tax bill next week.

Senate Republicans gave up on their last-ditch proposal to repeal Obamacare Tuesday as opposition in their own ranks ended months of fruitless efforts to gut the Affordable Care Act.

With several senators expressing severe doubts or outright opposition to the version released last week, its unclear that the revisions will win enough support to resuscitate the repeal effort.

Almost eight months after President Donald Trump took office and promised to immediately repeal Obamacare, Republican senators are instead developing a small package of changes to help the health law rather than end it.

Many GOP lawmakers now feel even more pressure to get a deal on taxes, assuming the health effort remains in limbo.

Three GOP senators voted no on a stripped-down ACA repeal bill, and it's not clear what the GOP will do next about its promise to kill Obamacare.