New Hampshire voters at a Democratic debate watch party all said they wanted a candidate who can beat President Trump — but everyone disagreed on who that should be. CBS News campaign reporter Nicole Sganga joins CBSN from New Hampshire to discuss. Source

At the final Democratic debate before the Iowa caucuses, Senators Bernie Sanders and Elizabeth Warren clashed over their recollections of a private 2018 meeting, but foreign policy dominated the first half. Elaine Quijano leads CBSN’s discussion with Republican strategist and CBS News political contributor Leslie Sanchez, Democratic strategist and CBS News political strategist Antjuan Seawright and CBS News political contributor Molly Hooper in New York while CBS News political correspondent Ed O’Keefe, CBSN political reporter Caitlin Huey-Burns and CBSN political contributor and Democratic strategist Lynda Tran join from Des Moines, Iowa. Source

NASA resumes battery replacement work aboard the International Space Station with the second all-female spacewalk. Source

Some 56 people were affected on the ground, but no one was hospitalized, as Delta Air Lines Flight 89 returned to LAX shortly after takeoff. Source

They addressed a disputed December 2018 meeting, during which Warren claims Sanders told her a woman couldn’t win in 2020. After the debate, the two candidates appeared to have a tense conversation caught by cameras. Source

With less than three weeks to go until the Democratic caucuses, polls show a four-candidate race in Iowa; but it’s not clear if any one of them has an advantage. Kate Payne, a reporter for Iowa Public Radio and co-host of IPR’s “Caucus Land” podcast, speaks to CBSN’s “Red & Blue” about the state of the race in Iowa. Source

As Democrats debate in Iowa, voters around the country are tuning in with the hopes of narrowing down their 2020 choices. CBS News campaign reporter LaCrai Mitchell joins CBSN’s “Red & Blue” from a Pete Buttigieg watch party in North Charleston, South Carolina. Source

Six Democratic presidential candidates took the stage in Des Moines, Iowa, on Tuesday night, and voters across the country are tuning in to watch. CBS News campaign reporter Nicole Sganga is at the New Hampshire Young Democrats watch party in New Hampshire and joins CBSN’s “Red & Blue” with her report. Source

Meanwhile, Democrats were on stage in Des Moines for their last debate before the Iowa caucuses. Source

The legendary performer and wife Patti Scialfa were at the ceremony to cheer Sam on. Source