Speakers like Sen. Sanders, Rep. Robert Garcia, Rep. Lauren Underwood and New Mexico Gov. Michelle Lujan Grisham will highlight support for strengthening the ACA.

ABC News’ Linsey Davis sits down with Sen. Bernie Sanders as he shares his views on Vice President Kamala Harris.

ABC News' Linsey Davis speaks with Sen. Bernie Sanders, I-Vt., about supporting Kamala Harris' presidential bid and considers whether an open convention would benefit the Democratic Party.

Federal charges were filed Sunday against a 35-year-old man who allegedly set fire to the door of Sen. Bernie Sanders' office in Burlington, Vermont, officials said.

The suspect was charged with using fire to damage a building used in interstate commerce and as a place of activity affecting interstate commerce.

A suspect is sought in an alleged arson incident at Vermont Sen. Bernie Sanders' Burlington office, police said.

President Joe Biden was joined by Sen. Bernie Sanders at the White House Wednesday to highlight the administration's efforts to lower health care costs for Americans.

Sen. Sanders announced upcoming legislation to raise the minimum wage to $17/hour over a five-year period.

Bernie Sanders said he opposes eliminating the debt ceiling, which is set to produce fierce clashes if the GOP wins back one or both chambers of Congress in the midterms

George Stephanopoulos interviews Sen. Bernie Sanders, I-Vt., on "This Week."

Sen. Bernie Sanders on Sunday pushed back on Republicans who called President Joe Biden’s student loan forgiveness plan as unfair

Bernie Sanders on This Week blasted Joe Manchin after Manchin said he wouldn't support legislation this month dealing with climate change

Martha Raddatz interviews Sen. Bernie Sanders, I-Vt., on "This Week."

Sen. Bernie Sanders, I-Vt., took to the Senate floor to strongly advise against war amid growing tensions with Russia over Ukraine.

The Vermont senator also weighs in on how he believes the U.S. should handle the Israel-Palestine conflict, telling "The View" that he wants to see America "play an even-handed role."

The Vermont senator also discusses why he believes Republicans are “at a crossroads.”

Bernie Sanders' mitten meme officially has merchandise

Jen Ellis, a second grade teacher from Vermont, made wool and fleece recycled material mittens for Bernie Sanders as he left for the campaign trail.

The mittens were handmade with love by Vermont second grade teacher Jen Ellis and went viral when the state's senator donned them at President Joe Biden's inauguration this week.

Plus, get all the details of the American designers behind Jill Biden, Kamala Harris and Michelle Obama’s inauguration looks.

Vermont Sen. Bernie Sanders shares his thoughts on the presidential inauguration.

Sen. Bernie Sanders, who ran in 2016 as a Democrat, was one of the most well-known presidential candidates in a field with relatively lower-profile candidates.

Sen. Bernie Sanders focuses on COVID-19 response as his path to nomination narrows.

After a primary night in which Vermont Sen. Bernie Sanders lost every state contest, his campaign manager issues statement, saying he’ll be assessing his campaign.

Bernie Sanders strengthens his strategy for approaching mini Super Tuesday and how important a Michigan win is for his chances of competing with Joe Biden.

A newly revealed letter highlights Democratic presidential candidate Bernie Sanders' complicated record on guns that's at odds with many Democrats.

Sanders said he won't attend AIPAC event, calling it a "platform for bigotry."

U.S. intelligence officials briefed the presidential hopeful last month, he said.

The presidential candidate talks Iowa chaos, New Hampshire primary and Democratic field.

Ahead of the New Hampshire primary, former Hillary Clinton aide Brian Fallon told "Powerhouse Politics" he's "intrigued" by Sen. Bernie Sanders' campaign strategy.

Senator Bernie Sanders is hoping new voters offer his campaign a big surprise at the Iowa caucuses.

Former RNC spokesperson Tim Miller shares similarities between Bernie Sanders in the 2020 presidential race and President Donald Trump in the 2016 race.

Hillary Clinton would not pledge to support Bernie Sanders if he won the Democratic nomination.

Sen. Bernie Sanders and Sen. Elizabeth Warren are jockeying for support from the progressive wing of the Democratic Party.

A new Des Moines Register poll shows Bernie Sanders in the lead but with three weeks before the caucuses the tight race is still up for grabs.

Sen. Bernie Sanders is currently in "good health" nearly three months after he suffered a heart attack, doctors wrote in letters released by his campaign.

Sen. Bernie Sanders is currently in "good health" nearly three months after he suffered a heart attack, doctors wrote in letters released by his campaign.

FiveThirtyEight's Nate Silver looks into Bernie Sanders' chances of winning the Democratic nomination on "This Week."

The Naval Air Force veteran said he was buried in medical debt at a Bernie Sanders campaign event in September.

A Sen. Bernie Sanders’ presidential campaign hire is no longer with his staff after a series of decade-old vulgar tweets were reported.

Sanders leads Elizabeth Warren by 3 points in the key primary state.

Sanders is the oldest candidate in the race, but picked up an endorsement from youngest woman in Congress: Alexandria Ocasio-Cortez.

Sen. Bernie Sanders returned to the campaign trail Saturday with a rally in New York City, supported by Rep. Alexandria Ocasio-Cortez.

Sen. Bernie Sanders' campaign announced Tuesday night that Rep. Alexandria Ocasio-Cortez plans to endorse Sanders' presidential campaign.

With Sen. Elizabeth Warren climbing in polls, Sen. Bernie Sanders highlighted a key difference in their core economic philosophies in an interview on ABC's "This Week."

Campaign surrogate Nina Turner told ABC News' "Powerhouse Politics" hosts that Bernie Sanders will continue campaigning, despite last week's heart attack.

Bernie Sanders got candid about the toll of the campaign trail and admits he should've paid more attention to the signs his body was giving him.

The 2020 Democratic presidential candidate said he was "dumb" for not listening to his body ahead of his heart attack, and vowed to continue on the campaign trail.

The senator made the statement while going for a walk with his wife Jane.

After suffering a heart attack and two stents implanted, Sanders has returned home and says he will be in the next Democratic debate.