More of a push for guns that only fire for a specific individual

Sensors in the handle measure the pressure the hand exerts as it squeezes the trigger. Then algorithms check the shooter's grip with stored, authorized patterns to give the go-ahead. . . . "Now, in the worst case, the system fails in one out of 10 cases," he said. "But we've already seen that with the new sensor array, the recognition is much higher."

Some obvious questions: So what happens if your hand is injured is an attack? Who will bear the additional cost of paying for these guns? I assume that police will be exempted from any provision.