2020 Elections

Sen. Elizabeth Warren weathered attacks throughout the fourth Democratic debate, which took place Tuesday in Ohio.

Sen. Warren demurred on joining Sen. Harris' plea but had plenty of ire to offer the country's largest technology companies: Twitter, Amazon and Facebook.

Ocasio-Cortez, at 30 years old, is among the youngest members of the House, while the 78-year-old Sanders is the oldest candidate in the 2020 race. Both candidates identify themselves as democratic socialists.

Elizabeth Warren has promised that "Medicare for All" would raise taxes on the wealthiest Americans and lower costs for middle-class families.

"How many of you notice stores closing where you work and live here in Ohio? Raise your hands," Yang asked. A number of retailers across the country have been downsizing their footprint as shoppers abandon the mall and head online.

Former Vice President Joe Biden remains the front-runner in the polls, but his campaign has ceded significant ground to Sen. Elizabeth Warren.

The ideal tax rate for the richest 1% of Americans is about 75% — more than twice the current rates, according to the economist advising Sen. Elizabeth Warren on her tax plans.

Giuliani has pushed the government of Ukraine to investigate former Vice President Joe Biden, an effort that has put Trump at risk of impeachment after the president.

A new analysis of 2020 Democratic candidates' tax plans reveals a stark difference in how much presidential hopefuls want to go after billionaires.

Hunter Biden as become the focus of intense criticism by President Donald Trump and his allies over his foreign business relationships in Ukraine and China.

The impeachment inquiry is heating up, but disagreements over fiscal issues could create just as much friction at Tuesday's Democratic primary debate.

Bloomberg could be in for a showdown with Elizabeth Warren, whether he runs or not.

White House press secretary Stephanie Grisham tweeted that Trump had not seen the video depicting him going on a bloody rampage but "he will see it shortly."

State polls show that Trump's standing has weakened in some states hurt by the trade war.

John Hope Bryant wants Sens. Bernie Sanders and Elizabeth Warren to know that he would not have been successful without capitalism.

Sanders, who is recovering from a heart attack, reveals the new tax plan a day before the third Democratic debate.

While Warren's ad about Facebook isn't true, the company's own policy allows politicians to make such false claims in paid advertising.

Bannon also reiterates his belief the Hillary Clinton or Mike Bloomberg will enter the 2020 race.

Lev Parnas and Igor Fruman were arrested and charged with conspiracy, lying to the Federal Election Commission and falsifying records.

The Fox News poll found that 51% of voters want President Trump impeached and removed from office, compared with 42% in July.

Biden joined many of his rivals in the 2020 Democratic field in unequivocally saying Trump "should be impeached."

Sen. Elizabeth Warren pushed her no-big-money pledge a step further, committing to avoid pricey fundraisers even if she is elected the Democratic nominee.

The plan would defend low-income and minority communities against pollution, contamination and extreme weather events exacerbated by climate change.

"There are people ... even in the financial world who say some of the things she says make sense," says investor Alan Patricof.

Justice Department lawyers argued that the decision to release normally secret grand jury materials to the House when Richard Nixon faced impeachment, was incorrect.

Democratic presidential candidate Joe Biden is proposing to make two-year community colleges and other training programs tuition-free.

Elizabeth Warren, a leading 2020 presidential candidate, defends herself amid new scrutiny about a story about losing her job over pregnancy.

Former Trump administration officials had contact with Volodymyr Zelensky's team at the Trump International Hotel before the now infamous phone between Donald Trump and the new president of the Ukraine.

Democratic 2020 candidate Beto O'Rourke sat down with CNBC's John Harwood to discuss his views on the economy, Trump's trade war and other campaign issues.

Presidential hopeful Cory Booker sat down with CNBC's John Harwood in a Des Moines coffee shop to discuss how to expand American prosperity.

Democratic Sen. Amy Klobuchar sat down with CNBC's John Harwood to discuss the battle for the White House.

CNBC's John Harwood sat down with 2020 candidate Pete Buttigieg to discuss economic change and his approach to fixing problems in the system today.

Democratic Pete Buttigieg talks to CNBC's John Harwood about the turmoil in the Trump administration.

John Delaney leaves Congress in a few days, but not in defeat like so many of his colleagues. The wealthy former financial executive is leaving to ramp up his campaign for president.

Moore's entry into the 2020 race is worrisome for the GOP, which sees the race as its best chance to pick up a Senate seat next year.

Bill de Blasio and Cory Booker denounced Biden by name in a break with the practice most Democrats have followed on the trail thus far. Both men framed their criticism in personal terms.

Warren, the Massachusetts Democrat, sat down with CNBC Editor at Large John Harwood at a cafe to talk about Trump, the American economy and the political path forward for the Democratic Party.

But a look at state-by-state data clarifies the scale of Trump's challenge. As the president tries to rally supporters at a 2020 kickoff rally in Orlando on Tuesday, he is fighting from behind.

Democratic frontrunner Joe Biden on Monday appealed to a billionaire Republican donor for fundraising help in his presidential campaign. But the financier, Trump-supporting New York supermarket magnate John Catsimatidis, declined.