Democratic presidential candidates focused on health care, immigration and the economy on night one of the first primary debate in Miami. CBS News political correspondent Ed O'Keefe joined "CBSN AM" ...

It's a hallmark of the American electoral process: the presidential debate. Millions of people tune into the time-honored tradition, which has long been considered the ultimate showcase for candidates ...

Democratic candidates will kick off 2020 with four primary debates, including one hosted by ABC News, the Democratic National Committee announced Thursday. The newly announced debates are scheduled ...