Mayor Nutter Proposes Economic Principles to Pressure Firearms IndustryMayor Nutter says the Sandy Hook Principles, modeled on the "Sullivan Principles" that helped force an end to apartheid in South Africa, are designed to make the gun industry behave better.

More From CBS Philly

Cape May Deck Eats Getaway
Eclipse 2017
#CBS3Summerfest

Watch & Listen LIVE