Keywords: US Navy 021130-N-4142G-035 wearing a MCU-2P gas mask.jpg en At sea aboard USS Constellation CV 64 Nov 30 2002 -- Machinist Mate 3rd Class Gerald Spohrer wears his MCU-2P gas mask during Chemical Biological and Radiological defense training with the Advanced Protective Chemical Garment APCG in the hangar bay of the USS Constellation Constellation is currently on a regularly scheduled six-month deployment conducting combat missions in support of Operation Enduring Freedom U S Navy photo by Photographer s Mate 2nd Class Felix Garza Jr RELEASED 2002-11-30 021130-N-4142G-035 Navy http //www navy mil/view_image asp id 3503 U S Navy photo by Photographer s Mate 2nd Class Felix Garza Jr PD-USGov-Military-Navy Aboard USS Constellation CV-64 Males wearing gas masks MCU-2/P Protective Mask Photographs by Felix Garza Jr |