1st Marine Division

1st Marine Division

"The Blue Diamond"

Camp Pendleton, Calif.

U.S. Marine Corps Pfc. Brock Barton, a mortarman with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, uses a whiz wheel during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 22, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marine Corps Cpl. Edgar Barajachavez, right, a squad leader instructs Pfc. Brock Barton, a mortarman, both with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 22, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marine Corps Cpl. Edgar Barajachavez, a squad leader with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, drinks water during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 22, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, hike during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 21, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

A U.S. Marine with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, patrols during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, patrol during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 21, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Navy HM2 Andrew Franco, center, a corpsman with 1st Battalion, 5th Marine Regiment, 1st Marine Division, enters an Amphibious Assault Vehicle during the Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE that included 1st Battalion, 5th Marines, 2nd Battalion, 5th Marines, and the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10-day period and served as a proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Alexa M. Hernandez)

U.S. Navy HM2 Andrew Franco, a corpsman with 1st Battalion, 5th Marine Regiment, 1st Marine Division, writes down an evaluation of a simulated casualty evacuation during the Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE that included 1st Battalion, 5th Marines, 2nd Battalion, 5th Marines, and the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10-day period and served as a proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Alexa M. Hernandez)

U.S. Marine Corps Sgt. Matthew Traver, a rifleman with 1st Battalion, 5th Marine Regiment, 1st Marine Division, posts security during the Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE that included 1st Battalion, 5th Marines, 2nd Battalion, 5th Marines, and the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10-day period and served as a proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Alexa M. Hernandez)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, hike during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, hike during a Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 18, 2019. 5th Marines conducted a regimental-sized MCCRE for 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines, as well as the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10 day period and served as proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Roxanna Ortiz)

U.S. Marine Corps Lance Cpl. Joseph Sison, a rifleman with 1st Battalion, 5th Marine Regiment, 1st Marine Division, pushes water jugs onto a vehicle during the Marine Corps Combat Readiness Evaluation (MCCRE) on Marine Corps Base Camp Pendleton, California, Sept. 17, 2019. 5th Marines conducted a regimental-sized MCCRE that included 1st Battalion, 5th Marines, 2nd Battalion, 5th Marines, and the Regimental Headquarters to increase the combat proficiency and readiness of the regiment. The MCCRE took place over a 10-day period and served as a proof of concept for future regimental-sized MCCREs. (U.S. Marine Corps photo by Lance Cpl. Alexa M. Hernandez)

A U.S. Marine Corps Rifleman with 1st Battalion, 3rd Marine Regiment, 3rd Marine Division holds the defense during the Integrated Training Exercise (ITX) at Marine Air Ground Combat Center, Twentynine Palms, California, Jan. 25, 2019. ITX is a month-long training event that applies combined-arms maneuver and offensive and defensive operations to prepare Marines for deployment. (U.S. Marine Corps photo by Cpl. Jack C. Howell)

U.S. Marine Corps Lance Cpl. Darrion Green, a rifleman with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, holds the defense during the Integrated Training Exercise (ITX) at Marine Air Ground Combat Center Twentynine Palms, California, Jan. 25, 2020. ITX is a month-long training event that applies combined-arms maneuver and offensive and defensive operations to prepare Marines for deployment. (U.S. Marine Corps photo by Cpl. Jack C. Howell)

U.S. Marines with 1st Battalion, 3rd Marine Regiment, 3rd Marine Division enter and clear a bunker during the Integrated Training Exercise (ITX) at Marine Air Ground Combat Center Twentynine Palms, California, Jan. 25, 2020. ITX is a month-long training event that applies combined-arms maneuver and offensive and defensive operations to prepare Marines for deployment. (U.S. Marine Corps photo by Cpl. Jack C. Howell)

U.S. Marine Corps Lance Cpl. Darrion Green a Rifleman with 1st Battalion, 3rd Marine Regiment, 3rd Marine Division holds the defense during the Intergraded Training Exercise (ITX) at Marine Air Ground Combat Center Twentynine Palms. Jan. 25, 2020. ITX is a month long training event that prepares Marines for deployment and contains multiple ranges that applies combined-arms maneuver and offensive and defensive operations during combat. (U.S. Marine Corps photo by Cpl. Jack C. Howell)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division form a blocking position during exercise Steel Knight 20 (SK20) at Naval Air Facility El Centro, California, Dec. 7, 2019. SK20 is an annual training exercise executed by approximately 13,000 Marines and Sailors designed to improve and assess the 1st Marine Division's ability to fight and win against a peer or near-peer threat. (U.S. Marine Corps photo by Sgt. Alina Thackray)

U.S. Marine Corps Cpl. Jonah Massey, an infantry assault Marine with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, patrols during exercise Steel Knight 20 (SK20) at Naval Air Facility El Centro, California, Dec. 7, 2019. SK20 increases the ability of all participants to plan, communicate and conduct operations against a capable near-peer adversary with a focus on major combat maneuvers and sustainment. (U.S. Marine Corps photo by Sgt. Alina Thackray)

U.S. Marines with 2nd Battalion, 5th Marine Regiment, 1st Marine Division form a blocking position during exercise Steel Knight 20 (SK20) at Naval Air Facility El Centro, California, Dec. 7, 2019. SK20 is an annual training exercise executed by approximately 13,000 Marines and Sailors designed to improve and assess the 1st Marine Division's ability to fight and win against a peer or near-peer threat. (U.S. Marine Corps photo by Sgt. Alina Thackray)

Retired U.S. Marine Corps Gunnery Sgt. Carlos Mariscal and his wife, both members of the 1st Marine Division Association, visit 5th Marine Regiment's Memorial Garden on Marine Corps Base Camp Pendleton, California, Jan. 30, 2020. The veterans visited the memorial to honor those Marines and Sailors who gave the ultimate sacrifice while serving with 1st Marine Division. (U.S. Marine Corps photo by Cpl. Alexa M. Hernandez)