Democratic socialist Francesca Hong fell just short as David Crowley strives for unity for the general electionFrancesca Hong, a democratic socialist, was on course to win the party’s nomination for Wisconsin governor on Wednesday by a clear margin, according to the polls – presaging the latest in an extraordinary wave of leftwing victories across the country, challenging the party’s establishment.It was not to be. In a photo finish after a messy campaign, David Crowley eked out a win by a