Michigan governor endorses Biden ahead of state's primary
Michigan holds its primary on Tuesday along with five other states, and is considered a critical contest for Biden
2020 Democratic Primaries & Caucuses
Sanders says Biden should be nominee if he wins delegate plurality
There are nearly 4,000 pledged delegates up for grabs in the 2020 Democratic primaries and a candidate needs 1,991 to win the party's presidential nomination.
Sanders says "of course I'm disappointed" after Super Tuesday
"'Have we been as successful as I would hope in bringing young people in?' ...The answer is no."
Biden sweeps South, but California leans toward Sanders
All the states that voted Tuesday have been called by CBS News except California.
Biden declared presumptive winner of Maine Democratic primary
Biden leads Bernie Sanders in the national delegate race with 584 pledged delegates to the senator's 509.
Lawmakers push for Secret Service protection for 2020 Dems
The request comes after two anti-dairy protesters stormed the stage while Biden was delivering remarks in Los Angeles on Tuesday.
Warren is assessing her campaign after Super Tuesday losses
After a disappointing finish in Super Tuesday primaries, including her home state of Massachusetts, Warren is speaking to her team to assess the future of her campaign.
Bloomberg drops out, endorses Biden after Super Tuesday
On Super Tuesday, when voters in 14 states and one U.S. territory went to the polls, Bloomberg won just one contest: the caucuses in American Samoa.
Super Tuesday exit polls: Highlights from the race
CBS News surveys of voters leaving the polls highlight some of the key strengths of Joe Biden and Bernie Sanders in the Super Tuesday primaries this week.
Biden sweeps South in Super Tuesday comeback as Sanders stays strong in California
A broad coalition of support helped propel Biden to victory across the South, as well as in states such as Minnesota and Massachusetts.
How to watch the Super Tuesday election results
The Democratic primary field is down to five candidates: Bernie Sanders, Joe Biden, Elizabeth Warren, Mike Bloomberg and Tulsi Gabbard.
Democrats hope new voters flip North Carolina blue in 2020
North Carolina voted Republican in every recent presidential election except 2008, but most recently elected Democrat Roy Cooper as governor.
California primary presents golden opportunity for Democratic hopefuls
California, which votes on Super Tuesday, offers the biggest delegate prize of the primary season, with more 400 delegates at stake.
Where are candidates spending on TV and radio before Super Tuesday?
More than $240 million has been spent by presidential candidates on ads hitting the airwaves in Super Tuesday states.
A look at the House races to watch on Super Tuesday
On Tuesday voters will be weighing in on congressional races, too — 120 congressional districts have their primaries on Super Tuesday.
What you need to know about Super Tuesday primary elections
Over 1,300 delegates are up for grabs on one of the most important days of the primary season.
When do polls close in Super Tuesday states?
Voters are going to the polls in 14 states, from Maine to California.
Biden endorsed by Buttigieg, Klobuchar and O'Rourke
The endorsements of Biden's former opponents come amid perhaps the most fluid two days so far in the 14-month Democratic presidential race.
Biden racks up endorsements in show of force before Super Tuesday
Democrats in states where voters will hit the polls Tuesday have come out in favor of Biden's candidacy.
Klobuchar drops out of 2020 race and endorses Biden
Klobuchar joined Biden at a rally Monday night, just hours before voters in 14 states go to the polls on Super Tuesday.
Biden warns Sanders would jeopardize House and Senate races
In an interview with CBS News, Biden warned the Sanders could hurt Democrats running for the House or Senate in November.
Battleground Tracker: Sanders and Biden in a fight for California and Texas
In two days, on Super Tuesday, voters go to the polls in 14 states. California and Texas have the most delegates up for grabs.
Sanders raises $46.5 million in February, smashing own record
The figure shatters the previous monthly record of $25 million, also set by Sanders in January.
Pete Buttigieg drops out of presidential race
Buttigieg emerged from the Iowa caucuses with the most delegates and came in second in New Hampshire, but finished third in Nevada and fourth in South Carolina.
Churchgoers in Selma turn their backs on Bloomberg during service
Bloomberg addressed the congregation at Brown Chapel AME Church in Selma, Alabama, on Sunday.
Politics
Iowa approves pricy foreign-owned steel plant project in swing district
Senate GOP group pours millions into defending Kansas seat
Judge says federal law banning noncitizen voting is unconstitutional
Professor to present findings questioning whether Epstein killed himself
Kennedy Center Honors to take place at a different venue
Trump says Europe will release "massive amount" of diesel oil from stockpiles
Live
Senior Trump administration officials met to discuss Iran war at Camp David
Exclusive
Trump likely to pick Jay Clayton for AI czar, sources say
Exclusive
Homan defends ICE crackdown: "Give me an example of where we went too far"
Man who allegedly harassed Katie Miller indicted for cyberstalking in Massachusetts
Judge blocks Trump's firing of top federal prosecutor in Seattle
Trump suggests Fly Dubai co-pilot may be linked to Iran
Reflecting pool vandalism charges against David Hearn permanently dismissed
Family of Renee Good files civil suits against federal government
Supreme Court to hear dispute over Trump's mandatory detention policy
Judge keeps DoorDash driver shot by ICE behind bars for alleged assault
Senate confirms Keith Sonderling as labor secretary
Becerra, Hilton face off in California gubernatorial debate
Republican-turned-Democrat aims to flip Kansas Senate seat blue
