Nikki Haley leaves out slavery after Republican presidential candidate is asked what caused Civil War

Republican presidential candidate Nikki Haley was asked Wednesday by a New Hampshire voter about the reason for the U.S. Civil War and didn't mention slavery in her response — leading the man to say he was "astonished" by her omission.

Nikki Haley leaves out slavery after Republican presidential candidate is asked what caused Civil War
A woman speaks into a microphone at a political event.

Republican presidential candidate Nikki Haley was asked Wednesday by a New Hampshire voter about the reason for the U.S. Civil War and didn't mention slavery in her response — leading the man to say he was "astonished" by her omission.