<iframe width="580" height="385" src="https://www.youtube.com/embed/7kuwK_cquV8?hl=en" frameborder="0" allowfullscreen></iframe> <br>President Obama defended a heckler at rally on Friday in Fayetteville, N.C. for Democratic presidential nominee Hillary Clinton. He cautioned supporters to stay ... <br><a href="https://www.youtube.com/watch?v=7kuwK_cquV8">source</a>