7 memorable Democratic debate moments
CNN Democratic debate reality check
Photos: The first Democratic debate
Photos: Key quotes from the debate
Joe Biden won't run for president
Clinton exudes confidence
What they said about marijuana
Donald Trump live-tweets debate
Opinion: We're back in 2008
Political Prediction Market reacts
Behind the scenes in Las Vegas
CNNgo: Watch the full debate
Debate video moments
Sanders: People sick of Clinton's 'damn emails'
Obama's message to Democratic debate candidates
Hillary Clinton: Everybody here has changed positions
Sanders: Why I'm a Democratic Socialist
Sanders, O'Malley get testy on gun control
Clinton's non-response to Chafee's attack
Political Prediction Market
Political careers in photos
Meet the candidates
Who is Hillary Clinton?
Who is Lincoln Chafee?
Who is Martin O'Malley?
Who is Bernie Sanders?
Who is Jim Webb?
Sanders to Trump: Let's stop the talk and work
Donald Trump Fast Facts
Comey: FBI not on 'anybody's side, ever'
No, Chelsea Clinton is not running for office ... 'right now'
Hillary and Chelsea Clinton back in public eye
Hillary Clinton's back in the spotlight, but decidedly not on the campaign trail
Who's who in Trump-Russia saga
Hillary Clinton makes most political remarks since losing election
Democrats will soon get to test Trump at the ballot box
In wake of GOP failure on health care, Sanders to push single-payer option
Hillary Clinton: Reporter patronized by Spicer
Hillary Clinton: GOP health bill failure a win
Hillary Clinton's speech to business conference
Trump: House panel should investigate Clinton, not me
Sanders to headline progressive 'People's Summit'
Rep. Steve King: Investigate Clinton too
Sanders to oppose Gorsuch for Supreme Court
Sanders: GOP shouldn't go nuclear over Gorsuch
Sanders to introduce Medicare-for-all bill
Will Sanders work with Trump on health care?
Sanders urges Trump to join him on drug bill
Sanders not sure if Comey should be probed
Bernie Sanders State of the Union full interview
Bernie Sanders: Dems should get credit for killing AHCA
Sanders on GOP bill: Americans didn't want it
Ex-spies weigh in on Russian hacking allegations
US officials: Trump associates may have coordinated with Russians
Timeline: What we know about the Trump campaign, his administration and Russia
GOP health care debate misses the point, experts say
French presidential candidates spar in TV debate
FBI: Trump campaign, Russia ties investigated, no wiretap evidence found
Comey's hearing passes but the political storm rages on
Trump adviser Roger Stone repeatedly claimed to know of forthcoming WikiLeaks dumps
Plug the leaks and stop blaming Russians for Clinton's loss
2016 Presidential Campaign Hacking Fast Facts
The 4 bombshells of James Comey
How Comey got the job done
French election candidates set for first live TV debate
Rep. Adam Schiff: Russia will meddle again
Clinton: I'm ready to come out of the woods
Obamacare on the ropes, progressives push single payer in California
Who is Tim Kaine?
Trump rails against court ruling blocking travel ban
How Democrats will use the GOP health care bill against Republicans in 2018
Putin's rise to power
When rebellion arrived in Russia
Fareed Zakaria on the most powerful man in the world
Booker on Sanders Drug Industry Criticism
Greenwald: FBI sided with Trump in election
Women leaders get boot for corruption while men skate