![](http://www.alamy.com/thumbs/6/7A035C0A-9A27-44CB-9874-F97A2F9D8438/2WG0FWY.jpg)
Air Force loadmasters conduct a preflight checklist during engine start up.
Size: 6600px × 4392px
Location: USA, South Carolina, Charleston Air Force Base
Photo credit: © Cavan Images / Alamy / Afripics
License: Royalty Free
Model Released: Yes
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