Among the pressures facing police officiers working the streets of America is the rising number of people legally carrying concealed guns. But when one such licensee was pulled over in Canton, Ohio, an officer threatened to shoot him on the spot. Here's the chilling video. The arrest took place in early June, but the video only came to light today from a group called Ohioans for Concealed Carry. They had been working on behalf of the driver of the Pontiac Grand Prix, known so far only as William, who was arrested and charged in the stop. As the 17-minute dashcam...