Zeroing weapons, increasing Defenders’ lethality
Maj. Michael Force, 380th Expeditionary Security Forces Squadron commander, adjusts the sights on his M4 Carbine weapon at Al Dhafra Air Base, United Arab Emirates, March 8, 2019. The M4 is a lightweight, gas operated, air cooled, magazine fed, selective rate, shoulder fired weapon with a collapsible stock, and is now the standard issue firearm for most units in the U.S. military. (U.S. Air Force photo by Senior Airman Mya M. Crosby)