Port Dawg Challenge umpire, right, judges the engine running onload/offload event as U.S. Air Force Master Sgt. John Castillo, 42nd Aerial Port Squadron Port Dawg Challenge team chief, guides Staff Sgt. Isaac Walker, a load planner with the 42nd APS, as he drives a Humvee off a C-130 Hercules at Dobbins Air Reserve Base, Georgia, April 14, 2026. The engine running onload/offload event tests air transportation specialists’ ability to enable fast-paced logistics by rapidly onloading and offloading cargo, allowing aircraft to stay on the ground for only a short period.
| Date Taken: | 04.14.2026 |
| Date Posted: | 04.19.2026 06:56 |
| Photo ID: | 9625036 |
| VIRIN: | 260414-F-ZI207-1390 |
| Resolution: | 2400x1714 |
| Size: | 782.98 KB |
| Location: | US |
| Web Views: | 6 |
| Downloads: | 0 |
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