Col. Harold Van Opdorp, left, relinquishes command to Col. Julie Nethercot at Officer Candidate School, July 8, at Brown Field, aboard Marine Corps Base Quantico. - Col. Harold Van Opdorp, left, relinquishes command to Col. Julie Nethercot at Officer Candidate School, July 8, at Brown Field, aboard Marine Corps Base Quantico.

Col. Brian H. Bufton and Colonel Kevin H. Wild on the Quantico Marine Corps Air Facility flight line on June 26. Wild is passing the flag over to Bufton to signify the passing of commanding officer duties. The change of command ceremony was held on Friday and approximately 300 people were in attendance. - Col. Brian H. Bufton and Colonel Kevin H. Wild on the Quantico Marine Corps Air Facility flight line on June 26. Wild is passing the flag over to Bufton to signify the passing of commanding officer duties. The change of command ceremony was held on Friday and approximately 300 people were in attendance.

Lt. Col. Vincent Ciuccoli hands over MCAF command to Lt. Col. William Pacatte, June 18, Marine Corps Base Quantico. - Lt. Col. Vincent Ciuccoli hands over MCAF command to Lt. Col. William Pacatte, June 18, Marine Corps Base Quantico.

Gen. James F. Amos, the 35th Commandant of the Marine Corps, passes the colors to Gen. Joseph F. Dunford, Jr., during the change of command and subsequent retirement ceremony Oct. 17, 2014 at Marine Corps Barracks Washington, at 8th & I. After more than 44 years of military service, Amos passed the duties as senior-ranking officer of the Marine Corps to Dunford, who has now become the 36th Commandant of the Marine Corps. - Gen. James F. Amos, the 35th Commandant of the Marine Corps, passes the colors to Gen. Joseph F. Dunford, Jr., during the change of command and subsequent retirement ceremony Oct. 17, 2014 at Marine Barracks Washington, D.C. After more than 44 years of military service, Amos passed the duties as senior-ranking officer of the Marine Corps to Dunford, who has now become the 36th Commandant of the Marine Corps.