DALLAS, TX - JANUARY 19:  A detail view of pistols that were turned in during a gun buy back program at the First Presbyterian Church of Dallas on January 19, 2013 in Dallas, Texas. The gun buy back program has collected and destroyed over 400 pistols, rifles, shotguns and semi-automatic assault weapons since its inception.  U.S. President Barack Obama recently unveiled a package of gun control proposals that include universal background checks and bans on assault weapons and high-capacity magazines.  (Photo by Tom Pennington/Getty Images)