Marine students of Ground Supply School (GSS), Marine Corps Combat Service Support Schools (MCCSSS), march during the MCCSSS Change of Command Ceremony held aboard Camp Johnson N.C., July 25, 2014. The Change of Command Ceremony is a time honored tradition which formally signifies the transfer of command, accountability, authority, and responsibility from one individual to another. (U.S. Marine Corps Combat Camera photo by Lance Corporal Laura Mercado/ Released)