Keywords: US Navy 021130-N-1356A-006 Constellation Sailors conduct Chemical, Biological and Radiation (CBR) defense training.jpg en At sea aboard USS Constellation CV 64 Nov 30 2002 Constellation Sailors conduct Chemical Biological and Radiation CBR defense training by donning Advanced Protective Chemical Garments APCG and MCU-2P gas masks during a General Quarters GQ drill 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 Charles E Alvarado RELEASED 2002-11-30 021130-N-1356A-006 Navy http //www navy mil/view_image asp id 3501 U S Navy photo by Photographer s Mate 2nd Class Charles E Alvarado PD-USGov-Military-Navy Taken with Nikon D1X Aboard USS Constellation CV-64 United States Army training |