Although I do not currently carry a gun, I have twice seriously considered doing so. What I find comforting is that if I choose to own and carry a gun, the Second Amendment ensures that I am able to do so. I find it equally comforting that convicted felons and those who have domestic violence restraining orders against them or who commit certain domestic violence misdemeanors are prohibited from having guns. Having previously examined this issue, Congress wisely passed laws to prohibit these individuals from owning or possessing firearms. What Congress knew back then remains true today—the...