The newest piece by John Lott at the Daily Caller starts this way:
These days, it isn’t even safe to get a cup of coffee. Australians just learned this the hard way. In the U.S., watching a movie can apparently be too dangerous. At least, terrorist threats by North Korea canceled the showing of “The Interview” in movie theaters.
With very little money, ISIS has managed to instill fear in countries around the world. Simply by using Internet posts, ISIS has encouraged “lone wolf” terrorists.
In May, four people were shot dead in an attack at the Jewish Museum in Brussels. In September, there were beheadings in Oklahoma and London. October proved even worse: a car attack in Quebec, a shooting in Ottawa, a hatchet assault in New York City, and a knife attack that left five dead at an Israeli synagogue. This is but a sample.
The Canadian government rushed to revamp its security agencies in the wake of the recent attack on Parliament. But lone attackers are unlikely to send incriminating emails that alert law enforcement. What do you do if security fails? How do we protect what seems like an infinite number of possible targets?.
The attacks in Brussels, Ottawa, and Sydney illustrate the limitations of preventive measures. In each case, the perpetrators had criminal histories that prevented them from legally buying a gun. Still, they all managed to obtain firearms. The Brussels killer, Mehdi Nemmouche, even obtained an illegal machine gun. . . .
The rest of the piece is available here.