A military veteran held an armed police chase suspect at gunpoint. Security cameras captured the heart-pounding moments that led up to the ordeal as well as what followed. William Joyner, a United States Army veteran and manager at Feeding GA Families (Photo Credit: Screenshot) William Joyner, a United States Army veteran, knew exactly what to do when an armed police chase suspect crossed his path on a Monday evening. Joyner was working as a man…