Sgt. Maj. Charles McDew, sergeant major, 3rd Battalion, 4th Marines, 7th Marine Regiment, assumed leadership of "Darkside" in January of 2016 and has served in the Marine Corps for more than 20 years. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/ Released) - Sgt. Maj. Charles McDew, sergeant major, 3rd Battalion, 4th Marines, 7th Marine Regiment, assumed leadership of "Darkside" in January of 2016 and has served in the Marine Corps for more than 20 years. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/ Released)
Marines with the Marine Corps Tactics and Operations Group bow their heads during the invocation as part of the unit’s change of command ceremony at the Dunham Amphitheater aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 29, 2016. During the ceremony, Col. Craig Wonson, outgoing commanding officer, relinquished command to Col. Tim Barrick, oncoming commanding officer. (Official Marine Corps photo by Cpl. Thomas Mudd/Released) - Marines with the Marine Corps Tactics and Operations Group bow their heads during the invocation as part of the unit’s change of command ceremony at the Dunham Amphitheater aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 29, 2016. During the ceremony, Col. Craig Wonson, outgoing commanding officer, relinquished command to Col. Tim Barrick, oncoming commanding officer. (Official Marine Corps photo by Cpl. Thomas Mudd/Released)
Lance Cpl. Skyler Schopf, team leader, 3rd Battalion, 4th Marines, 7th Marine Regiment, fires a M136 AT4 anti-tank weapon during a live-fire training exercise as part of Tactical Small-Unit Leadership Course aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 18, 2016. The purpose of the course was to focus on the training of small-unit leadership within “Darkside.” (Official Marine Corps photo by Lance Cpl. Dave Flores/Released) - Lance Cpl. Skyler Schopf, team leader, 3rd Battalion, 4th Marines, 7th Marine Regiment, fires a M136 AT4 anti-tank weapon during a live-fire training exercise as part of Tactical Small-Unit Leadership Course aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 18, 2016. The purpose of the course was to focus on the training of small-unit leadership within “Darkside.” (Official Marine Corps photo by Lance Cpl. Dave Flores/Released)
2nd Lt. Zachary Standeford, platoon commander, 3rd Battalion, 4th Marines, 7th Marine Regiment, focused on athletics as much as he did academics while in high school and college, pushing himself to do better as a student and as a team captain. (Official Marine Corps photo by Lance Cpl. Levi Schultz/Released) - 2nd Lt. Zachary Standeford, platoon commander, 3rd Battalion, 4th Marines, 7th Marine Regiment, focused on athletics as much as he did academics while in high school and college, pushing himself to do better as a student and as a team captain. (Official Marine Corps photo by Lance Cpl. Levi Schultz/Released)
Col. William Vivian, commanding officer, 7th Marine Regiment, and Col. Craig Wonson, commanding officer, Marine Corps Tactics and Operations Group, present an award and graduation certificate to Staff Sgt. Rueben Michael Breaux, intel analyst, 1st Reconnaissance Battalion, during the graduation ceremony for Tactical Marine Air Ground Task Force Integration Course 2-16 aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 23, 2016. (Official Marine Corps photo by Lance Cpl. Alysa Jesse/Released) - Col. William Vivian, commanding officer, 7th Marine Regiment, and Col. Craig Wonson, commanding officer, Marine Corps Tactics and Operations Group, present an award and graduation certificate to Staff Sgt. Rueben Michael Breaux, intel analyst, 1st Reconnaissance Battalion, during the graduation ceremony for Tactical Marine Air Ground Task Force Integration Course 2-16 aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., July 23, 2016. (Official Marine Corps photo by Lance Cpl. Alysa Jesse/Released)
Colonel James E. Donnellan, oncoming commanding officer, Marine Corps Mountain Warfare Training Center, shares a moment with his wife during the MCMWTC’s change of command ceremony at the expeditionary airfield, July 22, 2016. During the ceremony, Col. Scott D. Leonard, outgoing commanding officer, MCMWTC, relinquished command to Donnellan. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released) - Colonel James E. Donnellan, oncoming commanding officer, Marine Corps Mountain Warfare Training Center, shares a moment with his wife during the MCMWTC’s change of command ceremony at the expeditionary airfield, July 22, 2016. During the ceremony, Col. Scott D. Leonard, outgoing commanding officer, MCMWTC, relinquished command to Donnellan. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released)