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.
Joe Biden
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.
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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.
Sanders says seniors support Biden "because Joe is a nice guy"
The Vermont senator has been criticizing the former vice president's record on Social Security in the weeks leading up to the Iowa caucuses.
Supreme Court upholds birthright citizenship, striking down Trump's order
The Supreme Court on Tuesday struck down President Trump's executive order seeking to end birthright citizenship.
Live
Iran's top negotiator says country ready for war as peace talks inch along
A long-term U.S.-Iran peace deal may depend on a separate agreement between Israel and Lebanon. Analysts say that presents a problem.
Details emerge of Taylor Swift-Travis Kelce wedding events at MSG
Taylor Swift and Travis Kelce's wedding plans include a rehearsal dinner and a late-night celebration at Madison Square Garden in New York City, according to sources familiar with the security planning.
House GOP agenda stalls over holdouts' insistence on SAVE America Act
The holdouts blocked Speaker Mike Johnson's plan to merge the SAVE America Act with the annual defense policy bill before sending it over to the Senate.
How the Supreme Court ruled on Trump's agenda this term
The court's decisions cemented Mr. Trump's authority over vast swathes of the government, while delivering significant setbacks to his agenda in other areas.
DOJ investigating Sen. Ruben Gallego's use of campaign funds, sources say
The probe focuses on Gallego's use of campaign funds for family trips, a source told CBS News. He has denied wrongdoing.
Maps show heat dome forecast to scorch major U.S. cities this week
A heat wave will blast much of the eastern U.S. this week, and forecasters say temperatures will feel even hotter because of the high humidity that's arriving with it.
LeBron James to leave Lakers, play elsewhere in 24th NBA season
James, 41, played eight seasons with the Lakers and led the franchise to its 17th NBA championship in the 2019-2020 season.
House sinks Rep. Rashida Tlaib's second war powers resolution on Lebanon
The House voted Tuesday on an updated version of the measure after Democratic leaders opposed the original language.
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House GOP agenda stalls over holdouts' insistence on SAVE America Act
The holdouts blocked Speaker Mike Johnson's plan to merge the SAVE America Act with the annual defense policy bill before sending it over to the Senate.
How the Supreme Court ruled on Trump's agenda this term
The court's decisions cemented Mr. Trump's authority over vast swathes of the government, while delivering significant setbacks to his agenda in other areas.
Consumers need protection from AI agents, lawmaker says
Sen. Mark Warner wants to create a federal registry of trusted AI agents and ensure autonomous bots operate like fiduciaries.
Details emerge of Taylor Swift-Travis Kelce wedding events at MSG
Taylor Swift and Travis Kelce's wedding plans include a rehearsal dinner and a late-night celebration at Madison Square Garden in New York City, according to sources familiar with the security planning.
Egg producers reach federal and state settlement after price-fixing probe
Three U.S. egg producers will be required to provide 53 million eggs to food banks and to pay a $3.3 million financial penalty.
MoneyWatch
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Consumers need protection from AI agents, lawmaker says
Sen. Mark Warner wants to create a federal registry of trusted AI agents and ensure autonomous bots operate like fiduciaries.
Egg producers reach federal and state settlement after price-fixing probe
Three U.S. egg producers will be required to provide 53 million eggs to food banks and to pay a $3.3 million financial penalty.
Taylor Swift and Travis Kelce wedding rumors fuel big bets on prediction markets
The impending wedding of Taylor Swift and Travis Kelce has already generated more than $4.5 million in wagers, according to Kalshi.
Less than 40% of U.S. households can afford a starter home, study finds
The typical non-homeowner household earns about $7,000 less than what's needed to buy an entry-level home, according to LendingTree.
AI could make people dull, one scientist fears. Here's why.
AI tends to "play it safe within a user's preferences," nudging people toward more conventional choices, according to computational social scientist Sandra Matz.
Politics
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DOJ investigating Sen. Ruben Gallego's use of campaign funds, sources say
The probe focuses on Gallego's use of campaign funds for family trips, a source told CBS News. He has denied wrongdoing.
House GOP agenda stalls over holdouts' insistence on SAVE America Act
The holdouts blocked Speaker Mike Johnson's plan to merge the SAVE America Act with the annual defense policy bill before sending it over to the Senate.
How the Supreme Court ruled on Trump's agenda this term
The court's decisions cemented Mr. Trump's authority over vast swathes of the government, while delivering significant setbacks to his agenda in other areas.
House sinks Rep. Rashida Tlaib's second war powers resolution on Lebanon
The House voted Tuesday on an updated version of the measure after Democratic leaders opposed the original language.
Supreme Court says nation's top copyright official can keep job for now
The Supreme Court on Tuesday said it won't allow President Trump to remove the nation's top copyright official.
HealthWatch
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HealthWatch
What is the viral trend looksmaxxing?
Looksmaxxing is a viral and controversial trend that encourages young men to maximize their appearance. Adam Yamaguchi shows why it's resonating with some people.
He dreamed of becoming a physician assistant. New loan rules may thwart him.
Starting July 1, the government will cap what graduate students may borrow in federal loans, forcing many toward private lenders with higher interest rates.
Here's what to know about Medicare's new GLP-1 weight-loss drug program
For the first time, Medicare will cover GLP-1 drugs prescribed solely for weight loss for eligible beneficiaries at a $50 monthly copay.
Former NFL star Chris Johnson says he's been diagnosed with ALS
Former NFL running back Chris Johnson announced that he was diagnosed with ALS, also known as Lou Gehrig's disease, in a "Good Morning America" interview.
Mom gets answers after fighting for diagnosis: "Something's wrong"
Michelle Williams struggled with high blood pressure and swelling for years before she was finally diagnosed with an unusual condition.
World
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U.S. announces new bank alert targeting powerful drug cartel
Two men and nine companies are accused of being tied to a cartel-linked fuel theft ring intended to evade taxes while generating tens of millions of dollars annually.
House sinks Rep. Rashida Tlaib's second war powers resolution on Lebanon
The House voted Tuesday on an updated version of the measure after Democratic leaders opposed the original language.
Arrests made after bomb attack targets reporter threatened by mafia
Sigfrido Ranucci had just returned home at the time of the explosion, and his daughter had walked by a half-hour before, his employer said.
Rescuers cling to hope for survivors 6 days after Venezuela earthquakes
The earthquakes that hit Venezuela 6 days ago may have damaged or destroyed 58,000 buildings, NASA says, as rescuers race the clock to find survivors.
Prince Harry "exploring every option" to bring family on U.K. visit
Prince Harry's request for taxpayer-funded police protection during a visit home this summer was reportedly rejected by U.K. authorities.
Entertainment
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Entertainment
New details on Swift-Kelce wedding events
After all the speculation, law enforcement sources are revealing new information about Taylor Swift and Travis Kelce's wedding events this holiday weekend. CBS News' Anna Schecter reports.
Taylor Swift's history with MSG, from talent competition to wedding bash
Taylor Swift has had a decadeslong history with Madison Square Garden, performing there as early as 2003 and even celebrating her 30th birthday at the venue.
Clues at MSG fuel Swift-Kelce wedding rumors
Crews were seen unloading covered equipment from trucks into Madison Square Garden on Tuesday, fueling rumors that Taylor Swift and Travis Kelce could be holding their wedding there this weekend.
Details emerge of Taylor Swift-Travis Kelce wedding events at MSG
Taylor Swift and Travis Kelce's wedding plans include a rehearsal dinner and a late-night celebration at Madison Square Garden in New York City, according to sources familiar with the security planning.
Tidal to label AI-generated music
Music streaming service Tidal has launched a new policy that will flag any music detected as being fully-generated by AI. Tony Gervino, executive vice president and editor-in-chief of Tidal, joins CBS News to discuss.
Technology
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Consumers need protection from AI agents, lawmaker says
Sen. Mark Warner wants to create a federal registry of trusted AI agents and ensure autonomous bots operate like fiduciaries.
AI could make people dull, one scientist fears. Here's why.
AI tends to "play it safe within a user's preferences," nudging people toward more conventional choices, according to computational social scientist Sandra Matz.
How AI powered robots are helping small farms
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
U.S. eases restrictions on Mythos AI model
The Trump administration is allowing Anthropic to restore access to its Mythos 5 AI model for a select group of U.S. companies and federal agencies. New York Times tech reporter Sheera Frenkel joins CBS News to discuss.
How trains drove American history
The transcontinental railroad changed just about everything in America: transportation, communications, commerce, cities, politics, even our perception of time. Correspondent David Pogue visits Steamtown National Historic Site, in Scranton, Pa., home to Big Boy, the biggest functioning steam train in the world, to learn how trains helped define an expansive America.
Science
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Science
NASA strives to save doomed telescope
NASA is in a race against time as the Swift Observatory telescope in orbit sinks closer to Earth. CBS News consultant William Harwood explains the $30 million salvage operation.
Fossil found in drawer turns out to be first dinosaur bone from Antarctica
Dinosaur fossils are rare to find in Antarctica because of the unforgiving ice caps. But millions of years ago, the region was populated by lush forests.
NASA prepares to launch rescue to save telescope from falling to Earth
The $30 million salvage operation gets underway as soon as this week with the planned launch of a robotic lifesaver.
Astronomers find 2 gigantic planets lighter than cotton candy
The featherweight pair — orbiting a star 1,110 light-years away — are the biggest exoplanets found to have less density than cotton candy.
Ancient Egyptian burial site reveals centuries of changing traditions
Human and animal remains unearthed in Egypt's Nile Delta reveal changing funerary practices over some 600 years, and the evolution of a key site itself.
Crime
More Crime
U.S. announces new bank alert targeting powerful drug cartel
Two men and nine companies are accused of being tied to a cartel-linked fuel theft ring intended to evade taxes while generating tens of millions of dollars annually.
Suspect in D.C. Israeli murders back in court
The man accused of killing two Israeli embassy staffers in Washington, D.C., is back in court today. CBS News crime and public safety unit's senior coordinating producer Anna Schecter has more on the case.
Arrests made after bomb attack targets reporter threatened by mafia
Sigfrido Ranucci had just returned home at the time of the explosion, and his daughter had walked by a half-hour before, his employer said.
Over half a million dollars stolen from ATMs in "jackpotting" scheme
Four men are accused of stealing more than half a million dollars from ATMs in Connecticut, in a "jackpotting scheme," authorities said.
Monaco attack injures at least 3
Officials say a bomb went off at a residential building in Monaco, leaving at least three people injured, including a Ukrainian businessman. Chris Livesay reports.
Space
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NASA astronauts operate on space station's broken robot arm
The orbital surgery on the International Space Station returned the Canadian-built robot arm to full health after its "wrist" joint failed last month.
NASA prepares to launch rescue to save telescope from falling to Earth
The $30 million salvage operation gets underway as soon as this week with the planned launch of a robotic lifesaver.
Astronomers find 2 gigantic planets lighter than cotton candy
The featherweight pair — orbiting a star 1,110 light-years away — are the biggest exoplanets found to have less density than cotton candy.
Telescope snaps most detailed photo yet of Milky Way's heart
Euclid is on a mission to chart one-third of the sky in the hopes of shedding light on the enduring mysteries of dark matter and dark energy.
Interstellar comet may be oldest object ever seen in solar system
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
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6/27: CBS Weekend News
High winds and heat are fueling Utah's out-of-control wildfires; Iranian drones target Bahrain after U.S. strikes Iran.
Idaho AG on Supreme Court's trans athlete ruling
The Supreme Court on Tuesday ruled that states can ban transgender athletes from competing in girls' and women's sports. Idaho Attorney General Raúl Labrador, whose state has such a ban in place, joins "The Takeout" to discuss.
New details on Swift-Kelce wedding events
After all the speculation, law enforcement sources are revealing new information about Taylor Swift and Travis Kelce's wedding events this holiday weekend. CBS News' Anna Schecter reports.
NAACP official on birthright citizenship ruling
The Supreme Court on Tuesday struck down President Trump's executive order seeking to end birthright citizenship. Kristen Clarke, NAACP general counsel, joins "The Takeout" with her reaction.
Ruling on transgender bans from girls' sports
The Supreme Court upheld state bans on transgender athletes in girls and women's sports on Tuesday. CBS News' Jared Hill reports and former U.S. gymnast Jennifer Sey joins CBS News with more.