http://mediamatters.org/blog/2016/10/12/publications-broke-tradition-endorse-clinton-because-trump-unfit-and-dangerous/213784
"Weeks after a string of newspapers, including the The Arizona Republic, The Cincinnati Enquirer, and The Dallas Morning News, made historic endorsements of Clinton -- marking the first time some ever went with a Democrat -- several more publications released surprising recommendations urging readers to support Clinton. Those include The San Diego Union-Tribune, which endorsed Clinton on October 1 -- the first time in its 148-year history it has supported a Democrat -- while The Columbus Dispatch and Foreign Policy magazine joined the effort this past weekend."