Running a traditional ‘textbook’ campaign, Rob Portman has a commanding lead in Ohio’s Senate race, in spite of Donald Trump.

As part of our series covering key Senate races in the 2016 election, Tom Sutton and Barbara Palmer take a close look at Ohio’s election, where former Governor Ted Strickland is challenging the incumbent Republican Senator Rob Portman. While Portman was initially considered to be vulnerable, he is now nearly 15 percentage points ahead of Strickland, a lead which may be down to the GOP Senator’s superior fundraising and the funding of attack ads by outside campaign groups.