AFL-CIO Trump Makes Brief Campaign Appearance In Ohio On Labor Day By Ohio Public Radio • Sep 6, 2016 youtube.com Republican presidential nominee Donald Trump's visit to the Canfield Fair in Mahoning County Monday was truncated. Clinton Campaigns In Ohio On Labor Day By Associated Press & Ohio Public Radio • Sep 6, 2016 cleveland.com Democratic presidential nominee Hillary Clinton says she won't accept Mexican President Enrique Pena Nieto's invitation to visit before Election Day, as Republican rival Donald Trump did last week. Americans For Prosperity Event Welcomed To Columbus With A Large Union Protest By Ohio Public Radio • Aug 21, 2015 The conservative policy group funded by the billionaire Koch Brothers, Americans for Prosperity, is holding its convention in Columbus this weekend. Unions To Work For POTUS This Weekend By Jim Letizia & Associated Press • Nov 2, 2012 AFL-CIO President Richard Trumka says 128-thousand volunteers will knock on doors, make phone calls, and mail fliers for President Obama and other union-friendly candidates during the final days before the election. Labor Group Registers Thousands For POTUS By Jim Letizia & Associated Press • Oct 5, 2012 The AFL-CIO says it has registered more than 450-thousand new voters from union households, including 68-thousand in Ohio, in a bid to help President Obama win re-election.