Democratic presidential nominee Hillary Clinton, left and Republican presidential nominee Donald Trump listen to a question from Moderator Chris Wallace of FOX News during the third presidential debate at UNLV in Las Vegas, Wednesday, Oct. 19, 2016.
Democratic presidential nominee Hillary Clinton, left and Republican presidential nominee Donald Trump listen to a question from Moderator Chris Wallace of FOX News during the third presidential debate at UNLV in Las Vegas, Wednesday, Oct. 19, 2016. Joe Raedle AP
Democratic presidential nominee Hillary Clinton, left and Republican presidential nominee Donald Trump listen to a question from Moderator Chris Wallace of FOX News during the third presidential debate at UNLV in Las Vegas, Wednesday, Oct. 19, 2016. Joe Raedle AP

Donald Trump and Hillary Clinton’s final debate: Follow it live

October 19, 2016 08:43 PM

UPDATED October 19, 2016 09:15 PM

More Videos

  • How Russian bots and trolls invade our lives — and elections

    How do bots and trolls work to infiltrate social media platforms and influence U.S. elections? We take a closer look at these insidious online pests to explain how they work.