Gun shops have reported a surge in gun demand even after the tragic school shooting in Newtown, CT. Background checks for gun purchases – one barometer for sales – have doubled since 2002. Despite the stagnant economy, gun sales have soared and there are more gun retailers in the U.S. than there are supermarkets and McDonald’s locations.

In this week’s ‘Your Bottom Line’, Christine Romans explores the highly profitable firearms business, America’s evolving fascination with guns, and the dilemmas investors face when investing in companies that manufacture weapons and other potentially dangerous products.

Find out more from Christine Romans on Your Bottom Line, Saturday at 930a ET.