Just a thought, in case a stolen firearm is recovered they might like to restore it to the rightful owner. Not that a wingnut would think of that because it makes too much sense.

WHY IS MEXICO ASKING THE U.S. SENATE FOR A REGISTRY OF U.S. GUN OWNERS?#tcot #tgdn #ocratheblaze.com/stories/2013/0…

— Chris Denhart (@ChrizDDv3) February 19, 2013