Because they ran as progressives with progressive stances on the issues that impact the United States' disappearing middle class.
Like Barack Obama in 2008.
Jonathan Capehart can keep spouting the inside-the-beltway, DLC "conventional wisdom" about how Democrats will need to move to the center to win the general election.
But the truth is, Democrats win when voter turnout is high.
And voter turnout is high when voters have real progressive candidates and a truly progressive platform to support.
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