Stock Photo Description: Free, public domain image: Person Wearing a Gas Mask.
081028-N-3857R-008GULFPORT, Miss. (Oct. 28, 2008) Construction Electrician Andrew Zonis, assigned to Naval Mobile Construction Battalion (NMCB) 1, participates in a chemical, biological and radiological warfare drill at Naval Construction Battalion Center, Gulfport. The drill helps acclimate the battalion to their mission oriented protective posture suits and battle gear as they prepare for their upcoming field exercise, "Operation: Desert Justice." (U.S. Navy photo by Mass Communication Specialist 1st Class Chad Runge/Released.
This public domain photograph may not be used in materials, advertisements, products, or promotions that in any way suggest approval or endorsement of any people appearing in the photos. Department of Defense guidelines for use.