Sanders: Iowa, NH wins could lead to one of "greatest political upsets"
The Vermont independent said he'll be spending a lot of time in the early voting states over the next month or so
Hillary Clinton
Democratic debate transcript: Clinton, Sanders, O'Malley in New Hampshire
The Democratic presidential candidates faced off on foreign policy and domestic issues at St. Anselm College in New Hampshire
How much is Wall Street donating to Clinton's campaign?
During Saturday's debate, Clinton said only "about 3 percent" of her campaign donations came from the finance and investment world
Fact Check: Clinton calls Trump "ISIS' best recruiter"
Democratic presidential candidate Hillary Clinton slammed the Republican presidential candidate during Saturday's Democratic debate
Poll: Clinton leads in Iowa; Sanders leads in NH
CBS News Battleground Tracker poll shows Democrats don't want Sanders and Clinton to be more critical of each other
Trump dominates Facebook Democratic debate discussion
The Republican candidate was behind the top social moment of the third Democratic primary debate
Democrats talk foreign policy, economy in third debate
Hillary Clinton, Bernie Sanders and Martin O'Malley participate in the final debate of 2015 in Manchester, New Hampshire
Bernie Sanders apologizes for data breach in Democratic debate
Sanders and Hillary Clinton united for an issues-focused debate
Clinton official poses questions to Bernie Sanders on data breach
New memo comes hours ahead of Democratic debate
Trump: Putin's praise is "a good thing"
Republican presidential candidate doubles down on his complimentary comments about Russian leader
DNC restores Sanders campaign's access to voter files
The DNC had suspended the Sanders campaign's access to its voter files
Data dispute rips open Democrats' race before debate
Accusations from Clinton, Sanders campaigns fly after breach of voter data held by Democratic National Committee
Bernie Sanders' campaign files "legal papers" over data breach
Bernie Sanders' presidential campaign threatens to take Democratic National Committee to court, accuses DNC of "inappropriate overreaction"
Bernie Sanders campaign accessed Hillary Clinton's voter data
A software glitch at the Democratic National Committee made it possible and DNC responded with move that could badly hurt Sanders camp
Quiz: How closely have you been following the 2016 election?
It's been a busy year on the campaign trail - test your knowledge of the election's twists and turns as 2015 comes to a close
Hillary Clinton's message to Donald Trump supporters
The Democratic candidate filmed a message for a supporter's father, who backs Trump
In Omaha, Hillary Clinton promises to expand Buffett rule
Warren Buffett offers support to the Democratic frontrunner
Hillary Clinton outlines "360-degree" strategy on homeland security
In Minneapolis Tuesday, she called for "empowerment" of Muslim Americans as front line defense
Lena Dunham to campaign for Hillary Clinton
Hillary Clinton certainly seems to have the hipster comedienne vote on lockdown
Hillary Clinton to address homegrown terror threat
Clinton will speak in Minneapolis Tuesday afternoon
Poll: Clinton expands lead over Sanders in Iowa
More women said they support Clinton compared to Sanders while Sanders does better with young people
Poll: Hillary Clinton would beat Donald Trump, Ted Cruz, but not Rubio or Carson
Clinton holds a commanding lead in the Democratic field, but in the general election some Republicans would beat her
Hillary Clinton to appear on "Broad City" season 3
How's that for hip and relevant?
Democratic 2016 candidates call for removal of Confederate flag from Citadel
She was responding to the suspension of eight cadets who wore white pillowcases over their heads, similar to Ku Klux Klan robes
Hillary Clinton continues to lead Democratic field
New national Democratic poll shows Clinton maintaining strong lead
Live
U.S. reducing troop footprint in Middle East, sources say
Son of Stephen Hubbard, American freed from Russian jail, speaks out
Witkoff blasted for calling Putin a "humanitarian"
Supreme Court rejects bid to restrict treatments for trans inmates
Judge curbs DHS efforts to conduct sweeps for possible noncitizen voters
Elon Musk's Starlink and Starshield, and what they mean to Ukraine
U.S. ordering some government staff to depart Saudi Arabia
Investigation
Armed federal agents knock on doors looking for noncitizen voters
