Summary: The midterm elections aren’t until November of next year, but it’s already shaping up to be a season of outsiders. A video game developer, an iron worker, an oncologist and a stay-at-home mom are among those who've announced a 2018 run. They're all on the left, and they never thought they'd get involved in politics until Trump became president. We consider the roots of this populism, what it means for the future of the Democratic party, and whether it will endure.
