The Ohio Democrat was taking all the necessary steps to assemble a competitive bid. Brown had enlisted a savvy veteran of Iowa as a campaign manager-in-waiting, tapped a star adviser to Hillary Clinton’s orbit to lead efforts in New Hampshire, and his plan to play up his working-class cred gave him a fighting chance in Nevada, where the culinary workers’ union reigns supreme. In pitches to activists and donors alike, Brown was preaching his ability to retake the Midwest.