Kellyanne Conway, counselor to President Donald Trump, joins Christiane Amanpour to defend Trump's rhetoric that many blame for stirring up white nationalism and hatred in the U.S., leading to mass shootings like the one in El Paso, Texas over the weekend. Daniel Benjamin, former coordinator for counter-terrorism under President Obama, and Reverend William Barber, a Protestant minister and political activist, discuss the many factors that need to be combated in order to tackle gun violence; both legislative and moral. Our Hari Sreenivasan sits down with Danah Boyd, the founder and President of "Data & Society" and social media scholar, to talk about how some use digital media to spread lies and hate.To learn more about how CNN protects listener privacy, visit cnn.com/privacy