Disagreements between candidates at Iowa Democratic debate

Six candidates took the stage in the Democratic debate in Des Moines, Iowa, to discuss issues, including health care and foreign policy, for the last time before Iowans vote in the first caucuses of the presidential race. CBS News correspondent Naomi Ruchim has a full recap of the debate, and CBS News political correspondent Ed O’Keefe joined “CBSN AM” from Des Moines to talk about the key takeaways. Source