None of the guns that the Newtown murderer used was an assault weapon under Connecticut law. This illustrates the uselessness of bans on so-called assault weapons, since those bans concentrate on guns’ cosmetics, such as whether the gun has a bayonet lug, rather than their function. …

In the mid-1960s, many of the killings would have been prevented because the severely mentally ill would have been confined and cared for in a state institution. But today, while government at most every level has bloated over the past half-century, mental-health treatment has been decimated. According to a study released in July by the Treatment Advocacy Center, the number of state hospital beds in America per capita has plummeted to 1850 levels, or 14.1 beds per 100,000 people. …

Finally, it must be acknowledged that many of these attacks today unfortunately take place in pretend “gun-free zones,” such as schools, movie theaters and shopping malls. According to Ron Borsch’s study for the Force Science Research Center at Minnesota State University-Mankato, active shooters are different from the gangsters and other street toughs whom a police officer might engage in a gunfight. They are predominantly weaklings and cowards who crumble easily as soon as an armed person shows up.