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Staff Sgt. Brian Petrine, 192nd Aircraft Maintenance Squadron F-22 crew chief, is critical to the flying mission amid the COVID-19 pandemic March 26, 2020, at Joint Base Langley-Eustis, Virginia. Petrine joined the Virginia Air National Guard with his twin brother, Staff Sgt. Trevor Petrine, more than six years ago, and they continue to serve together. (U.S. Air National Guard photo by Staff Sgt. Lucretia Cunningham)