What's behind the debate over smart guns?

Over the past 20 years, the idea of smart guns has been developed and contested around the world without reliable results - until now. Promoters in the United States hope to avoid tragedies with what they say is gun control, which is at odds with the wishes of powerful pro-gun lobbies. So, what's the debate about? Join host Peter Dobbie. With guests: Richard Feldman - Former Regional Political Director, National Rifle Association. Pastor Mike McBride - Co-founder of National Black Brown Gun Violence Prevention Consortium. Chuck Nesby - Firearms instructor and Former Navy Officer.