Its effect can be explosive and painful: Harvard University professor Randall Kennedy has traced the history of the n-word to understand the evolution of the infamous racial slur. Kennedy joins special correspondent Charlayne Hunter-Gault to discuss this history, including reappropriations of the word and the complexities and damages of its usage today.
![](https://i.ytimg.com/vi/t8g3V2gzY7Q/maxresdefault.jpg)