From Inside Edition.

It’s a shocking moment on live TV. Cameras were following deputies on the cop show "On Patrol Live.” Officers in Knox County, Tennessee responded to a reported gunshot sound coming from the nearby woods. Officer Dalton Swanger, armed, headed into the brush before suddenly getting ambushed. He was slammed in the head by what authorities say was either a brick or a rock. Other officers came to his aid. Other deputies eventually confronted the suspect after an all out search and arrested him.