Republicans gloat over Iowa caucus meltdown
Ted Cruz, a Republican senator from Texas, took aim with a tweet that said simply, "Cluster."
Joe Biden
How to watch the 2020 Iowa caucuses live
According to CBS News Battleground Tracker on February 2, Bernie Sanders and Joe Biden are even in first-choice support, each at 25% in our baseline model.
2020 Daily Trail Markers: What to know about tonight's Iowa caucuses
Depending on the size of the precinct, the process can take a couple of hours, but some results are expected to start coming in around 9:00 p.m. ET.
Battleground Tracker: What could happen in Iowa on Monday?
Here are the possible scenarios for Sanders, Biden, Buttigieg and Warren in the Iowa caucuses, the first Democratic presidential contest of 2020.
Live updates: Democrats hit the trail on last day before Iowa caucuses
Iowa will hold the first-in-the-nation voting contest on Monday, February 3.
Democratic voters in Iowa deciding on party's direction
Polls show a majority of Dem voters have one objective: defeating Trump. But will Iowans back a progressive candidate who promises fundamental change, or a moderate aiming to bring DC politics "back to normal"?
Release of key Iowa poll canceled less than 48 hours before caucuses
"It appears a candidate's name was omitted in at least one interview," said the executive editor of the Des Moines Register.
Democratic candidates bombard Iowa airwaves in final stretch
Since the 2020 presidential election cycle began, Democratic candidates and other groups have spent more than $71 million on TV and radio ads in the state.
2020 Daily Trail Markers: Candidates make final pitch before Iowa caucuses
After over 2,200 candidate events, we're down to the final weekend before the nation's first voting contest, the Iowa caucuses.
Democratic candidates make their closing Iowa arguments
On Monday night, Iowa will officially kick off the presidential nominating process with its first-in-the-nation caucuses.
2020 Daily Trail Markers: Pete Buttigieg goes to the mattresses
With four days to go until Monday's Iowa caucuses, Buttigieg is ramping up his rhetoric and taking direct shots at two of his top rivals for the Democratic nomination.
Pete Buttigieg ramps up rhetoric against Joe Biden, Bernie Sanders
The millennial veteran has acknowledged in recent weeks that he needs to "show versus tell" that he's the best candidate to face President Trump.
2020 Daily Trail Markers: Super PAC gives Biden a boost
A super PAC supporting Joe Biden is helping boost his visibility on TV in Iowa and is on pace to outspend his campaign.
Super PAC helps Biden make up ad spending deficit in Iowa
The ad spending in Iowa by Unite the Country slightly exceeds that of Biden's own campaign a week away from the Iowa caucuses.
2020 Daily Trail Markers: Biden tours Iowa while senators stay benched
A week from tonight, Iowa Democrats plan to gather in high school gymnasiums, public libraries, church basements and other locales to make the first concrete decisions of the 2020 presidential election.
CBS News Battleground Tracker: In Iowa, it's Sanders, Biden and a wild finish ahead
Second choices and enthusiasm are key in Iowa, while polling in Super Tuesday states is tight.
Buttigieg warns Sanders could alienate GOP and independent voters
Buttigieg also discussed Trump's comments on injured military service members in Iraq and countering the rise of Mike Bloomberg.
Deval Patrick announces six-day bus tour in New Hampshire
In an exclusive interview with CBS News, the former Massachusetts governor explained the strategy behind his plan.
2020 in Iowa: Impeachment, intrigue, and how to watch the polls
The 2020 Iowa Democratic caucuses are just over a week away. How is impeachment affecting the presidential campaigns? What are some poll numbers you should be paying attention to?
Biden secures endorsements ahead of New Hampshire stop
The Democratic frontrunner in the race to the White House locked in a powerful list of supporters — some who previously endorsed former rivals.
2020 Daily Trail Markers: Biden, Sanders continue to exchange punches
"Biden wants to look at my record, that's fair. I will look at his record. We'll have that debate," said Sanders.
2020 Daily Trail Markers: Sanders apologizes for surrogate's op-ed
"I'm sorry that op-ed appeared," Sanders told CBS News' Cara Corte.
Sanders apologizes to Biden for surrogate op-ed
"It is absolutely not my view that Joe is corrupt in any way. And I'm sorry that that op-ed appeared," Sanders told CBS News.
2020 candidates link arms on Martin Luther King Jr. Day
Senators Bernie Sanders and Elizabeth Warren, who sparred last week over alleged comments made at a 2018 meeting, walked arm in arm at a parade in Columbia, South Carolina.
Rep. warns not electing progressive could lead to another Trump
Jayapal endorsed Bernie Sanders for president Sunday, a notable win for the Sanders campaign over fellow progressive Senator Elizabeth Warren.
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Congress tried to stop surprise medical bills. It created another problem.
Trump pitches Trump International Golf Course for site of "presidential retreat"
Alleged Chinese agent to remain in custody, judge rules, amid flight-risk fears
