Good Guys with Guns

Although the rate of gun ownership in U.S. households has declined from an estimated 50 percent in 1970 to approximately 32 percent today, Americans'' propensity for carrying concealed firearms has risen sharply in recent years. Today, more than 11 million Americans hold concealed handgun licenses, an increase from 4.5 million in 2007. Yet, despite increasing numbers of firearms and expanding oppo...