"We see this latest tragedy and ask, How could this happen? How could it not happen, when we systematically make it easier for angry and troubled people to get ever-more-powerful guns, and harder for the police and public-health people to stop the mayhem?" Those words appeared in The Chronicle of Philanthropy 2007, in the days after the Virginia Tech massacre. Three and a half years later, our nation's gun laws have gotten weaker, the gun lobby has become emboldened,... (GunPolicy.org)