Black Democrats won big in the Mississippi Legislature for the state's special election, flipping multiple seats to end the GOP supermajority.
The Supreme Court will decide whether federal law prohibits states from counting mail-in ballots that arrive after Election Day.
The Republican National Committee is among those challenging a law in Mississippi, similar to those in many other states, that allow mail-in ballots to be counted after Election Day.
Sixteen states, including Oregon, accept mail-in ballots that are postmarked by Election Day but arrive after. The Supreme Court will consider the legality of that practice.