Seventeen young faces flash across the screen. Once again, a community is in mourning over lives tragically taken. American mass shootings have been in the news a lot lately. The nature of them has changed over time, but today such shootings take the form of delinquents on a shooting spree, lone wolf terrorism and isolated estranged members of society running amok. Let's take a look at of some of the worst mass shootings for the sake of brevity and how regulations could have prevented them. Gun regulation relies on knowledge to be effective. The government must know who has what firearm and where they are. They must be able to search and find an individual’s record to determine whether he or she should be able to own a firearm. To do this, the firearm must be acquired, purchased legally and have a serial number. This is how firearms are tracked. To do an assessment on whether regulation could be effective, several things must be established: 1. ...