His attacks on fellow candidate Nikki Haley drew repeated boos from the crowd in attendance.

WATCH the ABC News Live Stream Here: https://www.youtube.com/watch?v=w_Ma8oQLmSM
SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP
Watch More on http://abcnews.go.com/
LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews
FOLLOW ABC News on TWITTER: https://twitter.com/abc

#politics #debate #vivekramaswamy #abcnews #news