In at least seven states voting on Super Tuesday, President Biden’s main rival in Democratic primaries could be the same option that won two delegates in Michigan with more than 100,000 votes: “Uncommitted.” Organizers with the Listen to Michigan group that pushed for the protest vote in Michigan says the option could be a popular choice in Massachusetts and Minnesota on Tuesday, CBS News reports. Democratic ballots in Alabama, Colorado, North Carolina, Tennessee, and Vermont also have an “uncommitted” line or write-in slot, Axios reports. Organizers are urging people to vote “uncommitted” to …