I voted for Ossoff in early voting today. The polls have been very

[Cattledog]

39. Only 12 states have runoffs, 8 in the south that's not standard.

http://archive.fairvote.org/?page=2293

States using runoffs for statewide or federal office
The following states use runoffs for statewide or federal offices.

Alabama
50% threshold in primaries

Arkansas 50% threshold in primaries

Georgia 50% threshold in primaries and 50% threshold for general elections for certain statewide offices

Louisiana 50% threshold in federal primaries and conditional runoff with 50% threshold in "cajun primary" system for state elections
like governor

Mississippi 50% threshold in primaries. Gubernatorial candidates must surpass 50% in general elections or the legislature selects the winners.

North Carolina 40% threshold in primaries

Oklahoma 50% threshold in primaries

South Carolina 50% threshold in primaries

South Dakota 35% threshold for primaries for federal office and governor

Texas 50% threshold in primaries

Vermont No federal runoffs, but candidates for governor and certain other statewide offices must surpass 50% to avoid legislature electing winner.

Washington
State and federal system where two candidates advance from primary to general election.