U.S. Presidential Campaign Trails (in chronology): Pres_Campaigns_037-B

U.S. Presidential candidate Bernie Sanders (I-VT) and his wife, Mary Jane O'Meara Sanders, wave goodbye to a crowd gathered at Washington Square Park in Manhattan, NY, on April 13, 2016. (For Washington Post)

U.S. Presidential candidate Bernie Sanders (I-VT) and his wife, Mary Jane O'Meara Sanders, wave goodbye to a crowd gathered at Washington Square Park in Manhattan, NY, on April 13, 2016.  

(For Washington Post)