Six Democrats face off in final debate before Iowa caucuses

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