Despite the fact that both Amazon and Walmart are hiring, former New York City mayor Bill de Blasio was giving serious consideration to applying for the job of governor of New York. But this month, after many weeks of signaling a run, de Blasio stunned many by announcing he would not seek the office.

Why the sudden change of heart? Secret polling data suggests de Blasio would have entered the race with a razor-thin, oddball bloc of supporters, unlike anything New York politics has ever seen. So just who did make up the de Blasio coalition?