Transcript for Anger mounting over the House health care bill

We begin tonight with the fight and fury mounting over the house health care bill. Town halls like this one raising the volume over voters' concerns about pre-existing conditions. President trump and house speaker Paul Ryan celebrating the legislation's first victory lap this past week before lawmakers headed home. Now facing that backlash from health care advocates and Democrats using the controversial bill as a rallying cry. ABC's David Wright starting us off tonight with the president in bedminster, New Jersey. Reporter: Tonight, blowback for Republican congress members who voted to repeal and replace Obamacare. In upstate New York, representative Tom reed got an earful at his town hall meetings. Many of their concerns focused on so-called pre-existing conditions. This man says he recently donated a kidney. Now that I have a pre-existing condition my cost of health care could go up significantly and also I could possibly be denied health care. Reporter: The Republican bill would roll back the affordable care act's protections for patients with pre-existing conditions. That's one out of every four Americans. Health insurers would still have to cover them. But the bill does include a mechanism allowing insurance companies to raise rates on those patients, possibly even making their insurance unaffordable. In Idaho, congressman Raul Labrador shot back at a constituent who told him people will die without access to health care. That line is so indefensible. Nobody dies because they don't have access to health care. It will be great health care and your premiums will come down and your deductibles will come down. So you will have better health care at a lower cost. And now I'm calling on the senate to take action. Reporter: Some house members now admit they voted for the bill without reading the fine print. I don't think any individual has read the whole bill. That's why we have staff. Reporter: New Jersey congressman Rodney frelinghuyser switched his vote from a no to a yes at the last minute after promising his constituents he'd look out for them. I support looking after pre-existing conditions. He was holding my letter, yes, when he said that. Reporter: She's a survivor of stage 4 breast cancer. Don't take away the protections we already have. My representative voted to take away those protections when he promised not to. David Wright joins us live bedminster, New Jersey, where the president spending the weekend at the golf club. The president telling the senate to pass this health care bill, but he's also taking some shots at the media Reporter: He's not happy with the coverage, tweeting, wow, the fake media did everything in its bill to make the Republican health care victory look as bad as possible, far better than

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