Republican presidential candidate Jeb Bush is introduced to speak at a rally at Summerville Country Club in Summerville, S.C., on Wednesday
Republican presidential candidate Jeb Bush is introduced to speak at a rally at Summerville Country Club in Summerville, S.C., on Wednesday Andrew Harnik AP
Republican presidential candidate Jeb Bush is introduced to speak at a rally at Summerville Country Club in Summerville, S.C., on Wednesday Andrew Harnik AP

Jeb Bush’s campaign takes on new urgency in South Carolina

February 17, 2016 07:54 PM

UPDATED February 17, 2016 08:15 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.