Petty Officer 1st Class Will Crampton, a first class navy diver with 3rd Reconnaissance Battalion, III Marine Expeditionary Force, monitors Marines inside a Standard Navy Double Lock Hyperbaric Recompression Chamber at Camp Schwab, Okinawa, Japan, Jan. 9, 2019. Crampton observed the Marines to ensure their safety while in a SNDLRCS during a training scenario to simulate the pressure felt when diving up to 60 feet in order to enhance combat readiness. - Petty Officer 1st Class Will Crampton, a first class navy diver with 3rd Reconnaissance Battalion, III Marine Expeditionary Force, monitors Marines inside a Standard Navy Double Lock Hyperbaric Recompression Chamber at Camp Schwab, Okinawa, Japan, Jan. 9, 2019. Crampton observed the Marines to ensure their safety while in a SNDLRCS during a training scenario to simulate the pressure felt when diving up to 60 feet in order to enhance combat readiness.

Marines and sailors with the 15th Marine Expeditionary Unit transport a simulated causality during a mass-casualty drill on the flight deck of the USS Essex (LHD 2).The Marines and Sailors honed their skills to become quicker and more efficient should a situation arise where medical attention is needed. The 15th MEU is currently deployed in the Indo-Asia-Pacific region to promote regional stability and security in the U.S. 7th Fleet area of operations. - Marines and sailors with the 15th Marine Expeditionary Unit transport a simulated causality during a mass-casualty drill on the flight deck of the USS Essex (LHD 2).The Marines and Sailors honed their skills to become quicker and more efficient should a situation arise where medical attention is needed. The 15th MEU is currently deployed in the Indo-Asia-Pacific region to promote regional stability and security in the U.S. 7th Fleet area of operations.

U.S. Marines with the 15th Marine Expeditionary Unit and the French 5th Overseas Combined Arms Regiment (RIAOM) perform crunches as part of indoctrination prior to participating in a desert survival course. Elements of the 15th MEU are training with the 5th RIAOM in Djibouti in order to improve interoperability between the MEU and the French military. - U.S. Marines with the 15th Marine Expeditionary Unit and the French 5th Overseas Combined Arms Regiment (RIAOM) perform crunches as part of indoctrination prior to participating in a desert survival course. Elements of the 15th MEU are training with the 5th RIAOM in Djibouti in order to improve interoperability between the MEU and the French military.

U.S. Marine Sgt. Erik Maehler, left, demonstrates loading a M9 Beretta pistol to Hospital Corpsman 1st Class Sunshine Padilla aboard the amphibious assault ship USS Essex (LHD 2). Maehler is a member of the 15th Marine Expeditionary Unit’s Maritime Raid Force and Padilla is a hospital corpsman with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th MEU. The Marines practice marksmanship fundamentals dry to ensure safety and accuracy when shooting. The 15th MEU is embarked on the Essex Amphibious Ready Group and deployed to maintain regional security in the U.S. 5th Fleet area of operations. - U.S. Marine Sgt. Erik Maehler, left, demonstrates loading a M9 Beretta pistol to Hospital Corpsman 1st Class Sunshine Padilla aboard the amphibious assault ship USS Essex (LHD 2). Maehler is a member of the 15th Marine Expeditionary Unit’s Maritime Raid Force and Padilla is a hospital corpsman with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th MEU. The Marines practice marksmanship fundamentals dry to ensure safety and accuracy when shooting. The 15th MEU is embarked on the Essex Amphibious Ready Group and deployed to maintain regional security in the U.S. 5th Fleet area of operations.

Marines with Golf Company, 2nd Battalion, 2nd Marine Regiment, walk through a heavily-wooded area during a land navigation training exercise aboard Camp Lejeune, N.C., March 30, 2015. Collectively working as a team, camaraderie is maintained throughout the exercise when overcoming obstacles, said Sgt. Michael J. Hall, a platoon sergeant with Golf Company, 2/2. - Marines with Golf Company, 2nd Battalion, 2nd Marine Regiment, walk through a heavily-wooded area during a land navigation training exercise aboard Camp Lejeune, N.C., March 30, 2015. Collectively working as a team, camaraderie is maintained throughout the exercise when overcoming obstacles, said Sgt. Michael J. Hall, a platoon sergeant with Golf Company, 2/2.

U.S. Marine Pfc. Jacob Piazza, right, fires a .50-caliber machine gun at targets during realistic urban training aboard Camp Roberts, Calif., Dec. 14, 2014. Piazza is a rifleman with Weapons Company, Battalion Landing Team 3rd Battalion, 1st Marine Regiment, 15th Marine Expeditionary Unit. The training prepares the 15th MEU’s Marines for their upcoming deployment, enhancing their combat skills in environments similar to those they may find in future missions. - U.S. Marine Pfc. Jacob Piazza, right, fires a .50-caliber machine gun at targets during realistic urban training aboard Camp Roberts, Calif., Dec. 14, 2014. Piazza is a rifleman with Weapons Company, Battalion Landing Team 3rd Battalion, 1st Marine Regiment, 15th Marine Expeditionary Unit. The training prepares the 15th MEU’s Marines for their upcoming deployment, enhancing their combat skills in environments similar to those they may find in future missions.

U.S. Marines with the 15th Marine Expeditionary Unit’s Maritime Raid Force conduct a raid during realistic urban training aboard Camp San Luis Obispo, Calif., Dec. 5, 2014. RUT prepares the Marines of the 15th MEU for their upcoming deployment, enhancing their combat skills in environments similar to those they may find in future missions. (U.S. Marine Corps photo by Cpl. Anna Albrecht/Released) - U.S. Marines with the 15th Marine Expeditionary Unit’s Maritime Raid Force conduct a raid during realistic urban training aboard Camp San Luis Obispo, Calif., Dec. 5, 2014. RUT prepares the Marines of the 15th MEU for their upcoming deployment, enhancing their combat skills in environments similar to those they may find in future missions. (U.S. Marine Corps photo by Cpl. Anna Albrecht/Released)