How Tom Steyer's unexpected alliance with progressives vaulted him into the top tier of California's governor race

When the Bernie Sanders-aligned Our Revolution endorsed Tom Steyer in the unwieldy California governor’s race, the irony of a progressive group founded on an anti-billionaire ethos backing a multibillionaire wasn’t lost on its leader.“If you had asked me a year ago, ‘Oh, are you going to endorse a billionaire for anything?