Democratic socialists and progressives are competing in Midwest primary races today, with voters deciding between non-mainstream candidates and establishment moderates. Wisconsin's self-described democratic socialist Francesca Hong faces moderate Milwaukee County Executive David Crowley for governor, while Minnesota's progressive Lt. Governor Peggy Flanagan challenges centrist Representative Angie Craig for Senate. Simultaneous shifts in Trump's Iran negotiations and a devastating 7.0 earthquake in Colombia dominate other headlines. Primary results in six states will signal voter appetite for progressive candidates ahead of midterm elections. Francesca Hong's grassroots campaign in Wisconsin relies on unconventional organizing like dance parties and cookouts, but mainstream Democrats worry her controversial social media positions on defunding police and abolishing prisons make her unelectable in swing state races requiring moderate support.