There needs to be a Federal database of all guns and gun owners.7-day waiting period before a gun is purchased and background checks on every purchase.Elimination of unregulated gun selling / trading events. Every gun sold needs to be in the Federal registry.There should be a set standard for gun ownership. Currently, it is left in the discretion of local authorities who sometimes error incorrectly either way. If you have committed an aggravated felony you can’t have a gun. If you have mental health issues you get a hearing to determine your status. If you don’t fall into those categories, you can’t be denied a gun.Let’s do as the Israelis do. Currently, here in the USA, most sports arenas have searches on the way in. That needs to be effectuated on any public place where there are crowds. In Israel, you can’t enter a movie theater, bar, mall, etc., without bags being searched and wanded by a metal / bomb detector.Most gun crimes are committed by repeat offenders. There needs to be mandatory minimum jail sentences for any crime committed with a gun. Sell drugs while carrying a gun and get 10 years in prison – do it again, get 20 years. We need to let the bad guys know, gun crime gets you real time.