Sanders savaged Biden's decades-long Senate voting record and demonstrated strength in his rhetoric on healthcare, climate change and foreign policy.
Biden vowed to pick a woman as his vice presidential running mate, while Sanders said he would want a progressive woman on the ticket.
"I am saying that you have been on the floor of the Senate time and time again, touting the need to cut Social Security, Medicare and veterans' programs," Sanders said.
Joe Biden and Bernie Sanders both accidentally called the coronavirus a virus from the past—SARS and ebola, respectively—while answering questions on the COVID-19 crisis during Sunday night's Democratic debate.
"He is undermining the doctors and scientists who are trying to help the American people," the Vermont senator said during the Democratic debate.
The debate will kick off Sunday at 8 p.m. ET and will be hosted by CNN.
For Democratic primary voters who are still unsure, this quiz can help you decide which candidate to vote for on Super Tuesday.
Praxis Political Legal has hit seven Twitch streamers with DMCA takedowns.
On Wednesday, Israeli Foreign Minister, Israel Katz criticized U.S. Democratic Presidential candidate Bernie Sanders for comments he made during Tuesday's party debate in which he spoke about potentially moving the U.S. Embassy in Israel, from Jerusalem back to Tel Aviv.
Sanders narrowly emerged as the winner of the South Carolina debate. Mayhem came in a close second.
Joe Biden replied by saying that while Obama praised the increase of life expectancy in Cuba, he never praised the Cuban government.
Former New York Mayor Michael Bloomberg mentioned Times Square performer The Naked Cowboy during Tuesday's Democratic debate, causing #NakedCowboy to become a trending topic.
Former New York City Mayor Michael Bloomberg said he was "wrong" to make comments that offended his employees that signed nondisclosure agreements. "I don't remember what they were," Bloomberg said, "but if it bothered them I was wrong and I apologize. I'm sorry for that."
Seven candidates will participate in the event, which is being co-hosted by CBS News and the Congressional Black Caucus Institute.
During Wednesday's Democratic Debate both former New York City Mayor Mike Bloomberg and former Vice President Joe Biden took credit for ending stop-and-frisk, however retired Judge Shira Scheindlin said they had nothing to do with it.
President Donald Trump talked about Wednesday's Democratic debate during a campaign rally speech Thursday in Colorado where he said former New York City Mayor Michael Bloomberg "can't debate" and that Minnesota Senator Amy Klobuchar "choked."
Although Michael Bloomberg might be the most electable Democrat in the race, he is also the least likely to be nominated. Wednesday night showed us why.
"He is a threat because he's already dropped $400 million in this campaign," said the Massachusetts senator.
The Minnesota senator walked straight by the former mayor of South Bend, Indiana, following a heated battle between the pair.
Elizabeth Warren seems to have earned her presidential campaign a much needed boost following a strong performance in the ninth DNC debate.
Protesters from the immigrant advocacy group RAICES Action interrupted former Vice President Joe Biden's closing remarks at Wednesday's Democratic debate in Nevada. "You deported three million people!" they cried.
Democratic Rep. Alexandria Ocasio-Cortez of New York replied to a journalist calling for a debate just on immigration issues to say that the presidential debates should be themed.
Massachusetts Senator Elizabeth Warren's campaign said the first hour of Wednesday's Democratic debate resulted in the best hour of fundraising in the campaign's history.
Sen. Elizabeth Warren went after fellow Democratic presidential candidate Mike Bloomberg at Wednesday's debate in Las Vegas, Nevada.
Lester Holt, Chuck Todd, Hallie Jackson, Vanessa Hauc and Jon Ralston will moderate the debate in Las Vegas.
"Mayor Bloomberg is profoundly unvetted. Story after story has come out and the sheer volume of these stories is disturbing," a senior Biden campaign official said.
The debate will kick off at 9 p.m. Eastern time on February 19.
As the former New York City mayor prepares for his first nationally televised debate, the fallout from a viral video of his remarks about farming could deal a damaging and lasting blow to his bid for the Democratic presidential nomination.
"What you'll see is an attempt to cut him down because he is on the move," political consultant Hank Sheinkopf said.