Security Force members conduct foot patrols during tier 1 and 2 Commando Warrior training at North West Field near Andersen Air Force Base, Guam Dec. 11, 2018. The training was hosted by the 736th Security Forces Squadron as part of the CSAF’s Year of the Defender initiative. Sixty-eight active duty and Air National Guard members graduated from the 14-day course Dec. 14, 2018. (U.S. Air Force photo by Master Sgt. JT May III)