Voters cast ballots Tuesday as the competition for the Democratic presidential nomination expanded significantly with contests in 14 US states. After one-off contests in Iowa, New Hampshire, Nevada and South Carolina, the so-called Super Tuesday event brings a national tone to the nomination process, with voters in western, southern, northeastern and Midwestern states all taking part on the same day, along with those in the US territory of American Samoa.
Super Tuesday Voters 2020

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Mary Schwann, 68, looks over voting material as she casts her ballot at on the Super Tuesday, at a voting center in El Segundo, Calif., March 3, 2020.

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Eddie Craig Monarch reviews his ballot while his dog Sherlock waits at a polling place on Super Tuesday in Oklahoma City, Oklahoma, March 3, 2020.

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A woman walks her dog past a long line of voters waiting to cast their ballot in the presidential primary at the Buena Vista Branch Library in Burbank, California on Super Tuesday, March 3, 2020.

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A young supporter watches as Democratic U.S. presidential candidate Senator Elizabeth Warren speaks at her Super Tuesday night rally in Detroit, Michigan, March 3, 2020.