Here's what you need to know to vote in Shelby County on Super Tuesday

On Tuesday, Shelby County voters, and those across Tennessee, will join the millions of people heading to the polls to decide who should be the Democratic nominee for president. Many will also affirm President Donald Trump as the presumptive Republican nominee.

More than 43,000 people in Shelby County have already voted during two weeks of early voting. That's up about 30 percent from 2016, according to the state of Tennessee. The county, which has the largest Democratic voting bloc, has seen a burst of activity from the campaigns in...