Midterm Primaries Advance in Wisconsin, Minnesota, and South Carolina

Why it matters locally: South Carolina Republican voters are participating in a primary election to select a nominee for a U.S. Senate seat, which will determine who appears on the November midterm ballot to fill the vacancy left by the late Sen. Lindsey Graham.

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Voters across Wisconsin, Minnesota, and South Carolina are participating in primary elections today. These contests will decide the nominees who will represent their respective parties in the November midterm elections. In Wisconsin and Minnesota, Democratic voters are choosing between candidates representing moderate and progressive wings of the party. These internal party dynamics are shaping the field for general election matchups. Meanwhile, in South Carolina, Republican voters are selecting a replacement nominee. This nominee will seek to fill the Senate seat previously held by the late Sen. Lindsey Graham. NBC News correspondent Ryan Nobles reported on these developments for TODAY.