Arguing that Clinton and the Democrats lost because the party was trying too hard to appeal to voters in the center, progressives are working to push the party left on issues like single-payer health care.

“Any Democrat that doesn’t unequivocally say Medicare-for-all is the way to go? To me, there’s something wrong with them,” Nina Turner, president of Our Revolution, a group spun off from the Sanders campaign, said last month. “No more hemming and hawing. No more game playing. Make your stand.”