Open primaries, closed primaries, and blanket primaries - Khan Academy
https://www.khanacademy.org/humanities/us-government-and-civics/us-gov-political-participation/us-gov-electing-a-president/v/open-primaries-closed-primaries-and-blanket-primaries
WebTranscript. Primary elections, a key part of the democratic process, can be closed, open, or blanket. In closed primaries, only party members vote. Open primaries allow any voter to participate. Blanket primaries pit all candidates against each other, with the top two advancing to the general election. Questions.
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