Super Tuesday

The big picture on election security in the 2020 campaign after Super Tuesday: could be worse — but also could be better.

The biggest day of voting so far in this year's race wasn't problem-free: Officials dealt with problems in Texas, California and North Carolina, plus tornadoes disrupted the vote in middle Tennessee.

MATIAS J. OCNER / MIAMI HERALD

On this Wednesday, March 4, episode of Sundial:

A recap of Super Tuesday

Super Tuesday proved to be a critical turning point in the race for the Democratic presidential nominee. Last night, former Vice President Joe Biden had big wins across the South and in Texas, while U.S. Sen. Bernie Sanders of Vermont took California and Colorado. 

This morning, New York City Mayor Michael Bloomberg officially ended his campaign and endorsed Biden for the nomination. Bloomberg held a rally in West Palm Beach last night.

Tuesday is the biggest primary day of the 2020 race, when 14 states are holding contests with 1,357 delegates at stake. Follow NPR's coverage for the latest news, analysis and results.