FILE PHOTO: Customers view semi automatic guns on display at a gun shop in Los Angeles, California December 19, 2012. Gun shops report increase in sales since the Connecticut school massacre. REUTERS/Gene Blevins
FILE PHOTO: Customers view semi automatic guns on display at a gun shop in Los Angeles, California December 19, 2012. Gun shops report increase in sales since the Connecticut school massacre. REUTERS/Gene Blevins