Article snippet: arold Klinzing, a 46-year-old roofer who loves his labor union, is the sort of voter Democratic presidential victories were once built upon. “I loved Bill Clinton,” Klinzing recalled fondly. “He was my favorite president. I loved him to death.” But after voting for Barack Obama in 2008, Klinzing, a lifelong Democrat, had soured on him by 2012 and sat out that election entirely. It wasn’t until he started hearing about Donald Trump in 2015 that Klinzing felt excited about a politician again. Read the full story. Digital Access Home Delivery Gift Subscriptions Log In Manage My Account Customer Service Help & FAQs Globe Newsroom Advertise Newsletters View the ePaper Order Back Issues News in Education Search the Archives Privacy Policy Terms of Service Terms of Purchase Work at Boston Globe Media Link to the full article to read more