New York City Mayor Michael Bloomberg today placed partial blame on the National Rifle Association for the Connecticut elementary school massacre in which 20 children and six adults were gunned down last week.

"We're not trying to take away your right to advance the interests of gun owners, hunters, people who want to protect themselves," Bloomberg told "Nightline" anchor Cynthia McFadden in an interview today. "But that's not an absolute right to encourage behavior which causes things like Connecticut. In fact, Connecticut is because of some of their actions."

Read more: http://abcnews.go.com/Politics/bloomberg-blasts-nra-connecticut-actions/story?id=18029157#.UNRjLGfIhME