Repealing the Affordable Care Act could lead to about 15 million people losing their health insurance coverage, according to Ana Gupte, a Wall Street analyst at Leerink Partners.

Cost-sharing payments that help lower-income consumers afford health plans will end, said two people briefed on the matter. The move could prompt insurers to withdraw from the marketplaces created by the Affordable Care Act. Earlier, the president signed an executive order that makes it easier to buy a long-disputed type of health insurance with fewer benefits and weaker government protections.

Senate Republicans will not vote this week on the latest, last-ditch effort to repeal and replace Barack Obama's Affordable Care Act. The setback marks the end for the latest drive to overturn the law, a promise the GOP has made to voters for seven years

John McCain returns to vote in favor of motion to proceed to debate

House Republicans have passed legislation to repeal and replace the Affordable Care Act.

A closer look at the draft legislation House Republicans hope will replace the Affordable Care Act. USA TODAY NETWORK

The decision to cancel a vote to repeal major chunks of the Affordable Care Act after years of campaign promises was a humbling moment for President Trump and House Speaker Paul Ryan

White House Press Secretary Sean Spicer told reporters Tuesday that lawmakers who fail to support the Obamacare replacement health care bill will "pay a price at home."