Sen. Bernie Sanders Bernie SandersThe Hill's Campaign Report: Trump faces backlash after not committing to peaceful transition of power Bernie Sanders: 'This is an election between Donald Trump and democracy' The Hill's 12:30 Report: Trump stokes fears over November election outcome MORE’s (I-Vt.) presidential campaign was quick to seize on a fiery moment from Tuesday night’s Democratic debate, selling “I Wrote The Damn Bill” stickers after his confrontation with Rep. Tim Ryan Timothy (Tim) RyanNow's the time to make 'Social Emotional Learning' a national priority Mourners gather outside Supreme Court after passing of Ruth Bader Ginsburg Lincoln Project hits Trump for criticizing Goodyear, 'an American company' MORE (D-Ohio).

Sanders maintained during the forum that his "Medicare for All" plan would offer more comprehensive health care coverage for people who would eventually lose their private plans, noting that it would include dental and vision plans for seniors.

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Ryan, his presidential opponent, responded, “You don’t know that, Bernie.”

“I do know that, I wrote the damn bill,” Sanders fired back as the crowd burst into applause.

Bernie Sanders on Medicare for All: "I wrote the damn bill." pic.twitter.com/ruRdPklxwz — Aaron Rupar (@atrupar) July 30, 2019

The White House hopeful was referencing to the Medicare for All bill he’s introduced in the Senate.

Shortly after the now-viral exchange, the Sanders campaign tweeted that a donation of any amount would get the supporter a sticker.

Don't tell me what's in Medicare for All. I wrote the damn bill! #DemDebate



Make a contribution and get our sticker now --> https://t.co/cGNDyKXZ5k — Bernie Sanders (@BernieSanders) July 30, 2019

The candidates participated in a longer debate about the federal government’s role in providing health care.

Sanders and Sen. Elizabeth Warren Elizabeth WarrenHillicon Valley: Subpoenas for Facebook, Google and Twitter on the cards | Wray rebuffs mail-in voting conspiracies | Reps. raise mass surveillance concerns On The Money: Anxious Democrats push for vote on COVID-19 aid | Pelosi, Mnuchin ready to restart talks | Weekly jobless claims increase | Senate treads close to shutdown deadline Democratic senators ask inspector general to investigate IRS use of location tracking service MORE (D-Mass.) have both supported the Medicare for All platform.

The two senators both received more time and more opportunities to speak than any other candidates during Tuesday’s debate.