Republican Rep. Diane Black of Tennessee recently cited pornography, along with the deterioration of the family and violent movies, as a contributing factor to gun violence in schools. Black made the remarks during a listening session with local pastors last week. "Why do we see kids being so violent? What's out there? What makes them do that?" Black said. "Because, as a nurse, I go back to root cause. And I think it's a couple things," Black said, listing off deterioration of the family and violent movies, before mentioning pornography. "Pornography. It's available. It's available on the shelf when you...