Last year Republicans persuaded a majority of Americans that Obamacare should be “repealed and replaced.” Even Americans who voted for Hillary Clinton expected that President Donald Trump and Republican congressional leaders would promptly offer a viable alternative to Obamacare. The president’s chief of staff rightly acknowledged that “it’s time for the party to start governing,” and an April 4 Kaiser Family Foundation poll about the Affordable Care Act (ACA) confirms that a significant majority of Americans believe that “President Trump and Republicans in Congress .  .  . are now responsible for any problems with the ACA moving forward.”