Из патронника винтовки М-4 выбрасывается гильза.

A casing is ejected from the chamber of an M-4 rifle fired by Spc. Ezra Hunter of Goreville, Illinois, a member of Co. A, 2nd Battalion, 130th Infantry based in West Frankfort, Illinois, during the weapons qualification event of the Illinois Best Warrior Competition at Marseilles Training Center in Marseilles, Illinois, April 7-10. The Illinois Best Warrior Competition pits the top Soldiers across the state against each other in a multitude of events designed to test their physical fitness, mental toughness, and their competence at warrior skills. The winners of the competition become the state's Soldier and NCO of the Year and go on to compete against Soldiers from surrounding states at regional completions across the country in May.(U.S. Army National Guard Photo by Sgt. 1st Class Bryan Spreitzer, Illinois National Guard Public Affairs)