Enforce laws on guns held by known abusers

Whatever their views on interpreting the Second Amendment and on the possibilities and limitations of gun control in protecting the public safety, Americans are united in their desire to find workable ways to stem the violence of this current epidemic of mass shootings.
As we noted in this space Thursday, the best way forward in the current predicament is to intensify the ways that agreed-upon laws regulating firearms already on the books are enforced.
As law enforcement and academic researchers