3/21/2012 - Security Forces Airmen from the 931st Security Forces Squadron returned from Patriot Defender training at Fort Wolters Military Reservation in Mineral Wells, Texas, March 21. The two-week course provides security forces Airmen with additional combat skills training, and marked the first time the 931st SFS sent a team to pre-deployment training since becoming a squadron in September 2011. (Air Force photo by 1st Lt. Zach Anderson)