US Navy Damage Control Technician 1ST Class Jeffrey Reynolds and Utilityman 2nd Class Lonnie Cosper assist GUNNER's Mate (Guns) SEAMAN Apprentice Daniel Mattiace with the adjustment of a MCU-2/P gas mask, in preparation for Mission-Oriented Protective Posture response level 4 (MOPP-4) gear training. At Naval Station Rota, Spain, the Disaster Preparedness Department has recently started Chemical Biological Radiation Defense (CBRD) training for the entire base