NEW You can now listen to Fox News articles!

Sen. Bernie Sanders, I-Vt., said in an interview Thursday he wasn't "absolutely certain" President Donald Trump would reject Medicare-for-all legislation, despite skepticism from MS NOW host Chris Hayes about the proposal's chances of becoming law.

"Healthcare is a human right. We need Medicare-for-all, which is now supported by over 60% of Americans, probably 80-90% of Democrats," he said.

Hayes interrupted.

BERNIE SANDERS ADMITS DEMOCRATS FAILED WORKING-CLASS VOTERS ON ECONOMICS, DRIVING THEM TO DONALD TRUMP

"But let me just stop you there, senator, because, I mean, obviously, I know you believe in this. I've looked at the polling. It's very clear polling on Medicare-for-all has gone up," Hayes said.

"It was very interesting that Abdul El-Sayed was attacked for a million things in that race, but not for that.

"But, I think you and I would agree, the odds of Donald Trump signing that into law, pretty small. ...…