9/11 legacy: Unprecedented growth in the private security industry

Did you know that post-9/11, seven of the 10 wealthiest communities in America house people who are employed, not in the federal government, but in the "private security" industry? Ten years after the attacks of Sept 11, 2001, one of the biggest changes the nation experienced is to the nation's security measures, both at home and abroad. The Washington Post's Dana Priest believes that more has been spent in national security measures than physical wars in Iraq and Afghanistan. - CNN.