Lt. Darren Fehlinder (left) and Senior Airman Olsen Brett (center), both Joint Base San Antonio-Randolph firefighters, and Kasey Klause, City of Seguin firefighter, secure the site of a simulated aircraft accident during a major accident response exercise Feb. 5 at the Joint Base San Antonio-Randolph Seguin Auxiliary Airfield. A MARE is intended to test the ability of first responders and other agencies to handle various emergency scenarios, in this instance, a T-38 crash off-base that involved assistance from local community first responders. (U.S. Air Force photo by Joel Martinez)

Joint Base San Antonio and Seguin area first responders arrive at the scene of a simulated aircraft accident during a major accident response exercise Feb. 5 at the Joint Base San Antonio-Randolph Seguin Auxiliary Airfield. A MARE is intended to test the ability of first responders and other agencies to handle various emergency scenarios, in this instance, a T-38 crash off-base that involved assistance from local community first responders. (U.S. Air Force photo by Joel Martinez)

Lt. Darren Fehlinder (left), Joint Base San Antonio-Randolph firefighter, briefs Kasey Klause and Kurtis Hinkle, City of Seguin firefighters, during a major accident response exercise Feb. 5 at Joint Base San Antonio-Randolph Seguin Auxiliary Airfield. (U.S. Air Force photo by Joel Martinez)