A U.S. Navy corpsman administers a U.S. Marine with the Pfizer-BioNTech COVID-19 Vaccine on Camp Lejeune, N.C., Jan. 15. - A U.S. Navy corpsman administers a U.S. Marine with the Pfizer-BioNTech COVID-19 Vaccine on Camp Lejeune, N.C., Jan. 15.

U.S. Marines with Marine Rotational Force – Europe, Marine Forces Europe and Africa, fire their weapons during a battle sight zero range in Setermoen, Norway, June 4, 2020. Due to COVID-19, the Marines implemented social distancing procedures into their training and are taking precautions to ensure they do not expose themselves to anyone who may be infected. MRF-E conducts various exercises including arctic cold-weather and mountain-warfare training, as well as military-to-military engagements throughout Europe that enhance cooperation among partners and allies. (U.S. Marine Corps photo by Sgt. Abrey Liggins) - U.S. Marines with Marine Rotational Force – Europe, Marine Forces Europe and Africa, fire their weapons during a battle sight zero range in Setermoen, Norway, June 4, 2020. Due to COVID-19, the Marines implemented social distancing procedures into their training and are taking precautions to ensure they do not expose themselves to anyone who may be infected. MRF-E conducts various exercises including arctic cold-weather and mountain-warfare training, as well as military-to-military engagements throughout Europe that enhance cooperation among partners and allies. (U.S. Marine Corps photo by Sgt. Abrey Liggins)

Cpl. Timothy Pennington, a rifleman with Lima Company, 3rd Battalion, 2nd Marine Regiment, Task Force New York, guides a vehicle while police officers with the Critical Response Command in the Counterterrorism Bureau of the New York City Police Department stand security for the hospital ship USNS Comfort (T-AH 20) in New York City, April 23, 2020. Comfort cares for trauma, emergency and urgent care patients without regard to their COVID-19 status. Comfort is working with the Javits New York Medical Station as an integrated system to relieve the New York City medical system, in support of U.S. Northern Command's Defense Support of Civil Authorities as a response to the COVID-19 pandemic. (U.S. Marine Corps photo by Sgt. Stormy Mendez) - Cpl. Timothy Pennington, a rifleman with Lima Company, 3rd Battalion, 2nd Marine Regiment, Task Force New York, guides a vehicle while police officers with the Critical Response Command in the Counterterrorism Bureau of the New York City Police Department stand security for the hospital ship USNS Comfort (T-AH 20) in New York City, April 23, 2020. Comfort cares for trauma, emergency and urgent care patients without regard to their COVID-19 status. Comfort is working with the Javits New York Medical Station as an integrated system to relieve the New York City medical system, in support of U.S. Northern Command's Defense Support of Civil Authorities as a response to the COVID-19 pandemic. (U.S. Marine Corps photo by Sgt. Stormy Mendez)

Maj. Gen. Stephen Neary, II Marine Expeditionary Force deputy commanding general, and Rear Adm. Matthew A. Zirkle, U.S. Naval Forces Europe-Africa chief of staff, discuss Navy and Marine Corps expeditionary capabilities during Maritime Preposition Force Exercise 20 at U.S. Naval Support Activity Naples, Italy, Feb. 12, 2020. MPFEX 20 demonstrates the ability of a Navy Marine Corps team to deploy, employ and redeploy a staff capable of commanding and controlling forces in support of operations in Europe. (U.S. Marine Corps photo by Staff Sgt. Hector de Jesus) - Maj. Gen. Stephen Neary, II Marine Expeditionary Force deputy commanding general, and Rear Adm. Matthew A. Zirkle, U.S. Naval Forces Europe-Africa chief of staff, discuss Navy and Marine Corps expeditionary capabilities during Maritime Preposition Force Exercise 20 at U.S. Naval Support Activity Naples, Italy, Feb. 12, 2020. MPFEX 20 demonstrates the ability of a Navy Marine Corps team to deploy, employ and redeploy a staff capable of commanding and controlling forces in support of operations in Europe. (U.S. Marine Corps photo by Staff Sgt. Hector de Jesus)

Retired Marine Sgt. Leory Peasley (left), an Iwo Jima veteran, poses for a photo with the Marines aboard the USS Oak Hill (LSD-51) at the American Legion in Rockland, ME, Aug. 6, 2016. The American Legion hosted events for the service members in town during Lobster Fest 2016. The Marines and Sailors with Combat Logistics Battalion 8, 2nd Marine Logistics Group, aboard the USS Oak Hill, were in port Aug. 3-7 to participate in the festival and display the expeditionary capabilities of the Navy-Marine Corps team. (U.S. Marine Corps photo by Sgt. Olivia McDonald) - Retired Marine Sgt. Leory Peasley (left), an Iwo Jima veteran, poses for a photo with the Marines aboard the USS Oak Hill (LSD-51) at the American Legion in Rockland, ME, Aug. 6, 2016. The American Legion hosted events for the service members in town during Lobster Fest 2016. The Marines and Sailors with Combat Logistics Battalion 8, 2nd Marine Logistics Group, aboard the USS Oak Hill, were in port Aug. 3-7 to participate in the festival and display the expeditionary capabilities of the Navy-Marine Corps team. (U.S. Marine Corps photo by Sgt. Olivia McDonald)

Maj. Marc Walker, operations officer, 8th Communication Battalion, and 1st Sgt. Hector Hernandez, first sergeant, Headquarters Company, 8th Comm. Bn., lead Marines with 8th Communication Battalion during the Bristol Fourth of July Parade in Bristol, Rhode Island, July 4, 2016. Marines marched directly behind the sailors of the USS Arlington and Navy officer candidates from Naval Officer Training Command Newport, RI. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released) - Maj. Marc Walker, operations officer, 8th Communication Battalion, and 1st Sgt. Hector Hernandez, first sergeant, Headquarters Company, 8th Comm. Bn., lead Marines with 8th Communication Battalion during the Bristol Fourth of July Parade in Bristol, Rhode Island, July 4, 2016. Marines marched directly behind the sailors of the USS Arlington and Navy officer candidates from Naval Officer Training Command Newport, RI. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released)

Major Gen. Brian Beaudreault, commanding general of 2nd Marine Division, gives remarks to Marines and sailors of 2nd CEB upon reaching their new command post at Camp Lejeune, N.C., April 21, 2016. The battalion had occupied their previous location in Hadnot Point since World War II. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released) - Major Gen. Brian Beaudreault, commanding general of 2nd Marine Division, gives remarks to Marines and sailors of 2nd CEB upon reaching their new command post at Camp Lejeune, N.C., April 21, 2016. The battalion had occupied their previous location in Hadnot Point since World War II. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released)

U.S. Navy Ensign Julia Mauer, a nurse with 2nd Medical Battalion, tends to a simulated casualty during a mass casualty training scenario at Camp Lejeune, N.C., March 25, 2016. The training was held to evaluate medical personnel capabilities in a field environment with limited manpower and resources. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released) - U.S. Navy Ensign Julia Mauer, a nurse with 2nd Medical Battalion, tends to a simulated casualty during a mass casualty training scenario at Camp Lejeune, N.C., March 25, 2016. The training was held to evaluate medical personnel capabilities in a field environment with limited manpower and resources. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released)

Brig. Gen. Loretta E. Reynolds, commander of U.S. Marine Corps Forces Cyberspace Command, spoke with leaders across II Marine Expeditionary Force as the guest speaker at a Lean In Circle event at Camp Lejeune, N.C., Jan. 20, 2016. In Sept. 2015, Secretary of Defense Ash Carter announced a partnership with LeanIn.Org, founded by Facebook’s chief operating officer, Sheryl Sandberg, and his commitment to bring Lean In Circles to military installations throughout the Department of Defense as a resource to be used for mentorship at the lowest levels. (U.S. Marine Corps photo by Cpl. Fatmeh Saad/Released) - Brig. Gen. Loretta E. Reynolds, commander of U.S. Marine Corps Forces Cyberspace Command, spoke with leaders across II Marine Expeditionary Force as the guest speaker at a Lean In Circle event at Camp Lejeune, N.C., Jan. 20, 2016. In Sept. 2015, Secretary of Defense Ash Carter announced a partnership with LeanIn.Org, founded by Facebook’s chief operating officer, Sheryl Sandberg, and his commitment to bring Lean In Circles to military installations throughout the Department of Defense as a resource to be used for mentorship at the lowest levels. (U.S. Marine Corps photo by Cpl. Fatmeh Saad/Released)