evidence: In the ad, titled "Terminate," Biden assails former President Donald Trump for his past promises to overturn the Affordable Care Act, also known as Obamacare. Biden also warns of the potential effect if Trump is returned to office and again pursues repeal. [...] Even if you consider the broadest definition of the number of Americans living with such conditions, "there is zero way you could justify that 100 million people would lose coverage" without ACA protections, said Theo Merkel, who was a Trump administration health policy adviser and is now a senior research fellow with the Paragon Health Institute and a senior fellow at the Manhattan Institute for Policy Research, a conservative think tank. [...] PolitiFact, "Does Trump want to repeal the ACA, as Biden says? Tracking his changing stance over the years," June 3, 2024