Hour 2: How did gun ownership become such a hot-button issue in America? How does the Second Amendment apply to today’s gun rights debate? Is there a way forward that would satisfy both gun control advocates and gun enthusiasts, and most importantly – help curb gun violence? We’ll talk this hour with journalist Craig R. Whitney, author of the new book “Living with Guns: A Liberal’s Case for the Second Amendment” (PublicAffairs, 2012).