California businessman Tom Steyer was the next Democratic primary candidate to visit the editorial board for an endorsement interview. The board questioned why the billionaire is the best messenger for progressive economic change, and press him on his claim that he is the top candidate to combat the climate crisis. Plus: union-busting, racism in America, and a tense exchange on Trump's impeachment.Find the unabridged and annotated transcript of Steyer's visit to the board at nytimes.com/endorsements.Produced by At Will Media.