Do Presidential debates matter?

Republican presidential candidate Donald Trump and Democratic presidential candidate Hillary Clinton (Evan Vucci and Matt Rourke/AP Photos)
NewsWorks Tonight host Dave Heller sits down for his weekly conversation with Gallup’s Frank Newport to talk about trends in U.S. opinion.
This week, we examine to what extent Presidential debates can make a difference.
Also, what’s behind the vote? In other words, what are the reasons voters give for supporting Clinton, and for supporting Trump?
Listen to their conversation below.
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