Senator Lamar Alexander gave up on his effort to shore up health care markets as his fellow Republicans pressured lawmakers to back the latest Affordable Care Act repeal.
The bill to repeal the Affordable Care Act bears the name of Mr. Graham, but Mr. McCain, who helped sink an earlier repeal attempt, has remained undecided.
A long-shot effort by Senators Lindsey Graham and Bill Cassidy to repeal the Affordable Care Act got new life on Monday, with a showdown vote possible soon.
Governors from both parties testified before the Senate on behalf of modest changes to the Affordable Care Act, but the White House and some senators have not given up on repeal.