FILE - In this Sunday, Dec. 22, 2019, file photo, Democratic presidential candidate Sen. Elizabeth Warren reacts as she speaks during her campaign stop in Oklahoma City at Northwest Classen High School, her alma mater. Warren hopes her roots in the state will help propel her to success in Oklahoma on Super Tuesday. (Doug Hoke/The Oklahoman via AP, File)
March 3, 2020
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What to watch as 14 states vote in Super Tuesday primaries
SACRAMENTO, Calif. (AP) — The Democratic presidential candidates are racing toward the biggest day on the primary calendar, when 14 states vote on Super Tuesday. It's the day when the primary moves from retail to wholesale. Instead of one state voting at a time, candidates have to focus on contests in every region of the country with all types of voters.