U.S. Air Force Airmen from the 354th Aircraft Maintenance Unit take shelter in a simulated bunker after an alarm sounded during an Operational Readiness Exercise held at Davis-Monthan Air Force Base, Ariz., June 17, 2014. This exercise was designed to test and prepare Airmen for deployed operations. (U.S. Air Force photo by Airman 1st Class Betty R. Chevalier/Released)
<dl><dd>Unit: 355th Fighter Wing</dd>
<dd>DVIDS Tags: Air Combat Command; ORE; A-10; A-10C Thunderbolt II; Maintainer; Air Force; Arizona; Davis-Monthan AFB; Operational Readiness Exercise; 355th Fighter Wing; 354th Aircraft Maintenance Unit; Betty R. Chevalier; Iain McElrath</dd></dl>
Airman 1st Class Betty Chevalier
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