Georgia Army National Guardsman Sgt. Wyatt Hayes, instructor, Georgia National Guard Marksmanship Unit, and Sgt. Zachary Burnette, mortarman, with the Winder-based Headquarters, 1st Battalion, 121st Infantry Regiment discuss shot groupings during battlesight zero training at the Georgia National Guard Small Arms Leader Course. Soldier are required to place nine rounds into an area the size of a quarter in order to advance. U.S. Army National Guard photo by Sgt. 1st Class R.J. Lannom Jr.