![](http://www.alamy.com/thumbs/6/6EFB603F-3AD4-45A1-8B0C-3A604B7A7469/2M8NB9D.jpg)
Marine instructors instruct student gunners performing weapons safety operations check on 50. caliber machine-guns during Weapons and Tactics Instruction 1-99. Base: Marine Corps Air Station, Yuma State: Arizona (AZ) Country: United States Of America (USA)
Size: 2320px × 1600px
Photo credit: © NB/ROD / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: dm-sd-00-01349