Fear and funding shortfalls remain at the CDC, even though the agency was ordered to resume firearm studies after the Connecticut school massacre.
More firearms are on the streets now -- and, for some, that means more gun crime.
Inventors have come up with new products to stop school shootings -- including bulletproof whiteboards, door barricades. But are they addressing the right problem?
The Ottawa shootings rocked a country where far fewer people die from guns.
A look at the culture of guns in Nucla, Colorado, where the nearest stop light is two hours away.
Photos from a small town that passed a law requiring a gun in every household.