Chief Warrant Officer 4 Eric Ridilla, a maintenance test pilot with Company B, 628th Aviation Support Battalion, Pennsylvania Army National Guard, performs final checks on a CH-47 Chinook September 26, 2017 at Fort Indiantown Gap, Pa., before a flight mission to Puerto Rico in support of Hurricane Maria relief efforts.

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Photo credit: © Dudley Little / Alamy / Afripics
License: Licensed
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Keywords: air, america, archive, armed, army, defence, force, forces, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa