Donald Trump announced last week that Indiana Gov. Mike Pence would be his running mate, ending months of speculation over who that pick would be . Furman political science professor Danielle Vinson was quoted in a PBS NewsHour story about Trump’s selection of Pence and how it might affect his chances in the presidential race against Hillary Clinton. Among the things she had to say: “Trump has claimed he is attracting people who haven’t been participating, and he might be counting on that to expand beyond the typical base.”