More states are enacting bans on "Glock switches," small devices about the size of a U.S. quarter that can turn semiautomatic ...

Some are used by backyard gun enthusiasts. Others are used by criminals. A Glock switch is a gadget about the size of a thimble that can be plugged into the back of certain semi-automatic handguns ...

The 1-inch square mechanism, known as an auto sear or Glock switch, is increasingly found in the hands of teenagers and young adults, according to Maj. Jason Batchelor, who leads the sheriff’s ...