The rise in murders in recent years has been accompanied by another trend—criminals are increasingly modifying their firearms to enable fully automatic fire, converting simple handguns into tiny machine guns.
Houston police brought 19 cases involving guns furnished with these “Glock switches” earlier this year, including a shootout that left three police officers wounded. Last year, another Houston police officer was killed while serving a warrant after the criminal pulled a Glock with a switch and opened fire. In April, six people were killed in a large gang shootout in downtown Sacramento where one of the criminals used a gun with a Glock switch, according to authorities….