Col. Joseph Murray, right, new commander of Marine Corps Base Quantico, prays during the invocation portion of the base change of command ceremony in Little Hall on Friday. Murray took command of the base from Col. David Maxwell. Maxwell has been selected for promotion to brigadier general and has received orders to deploy to Afghanistan. - Col. Joseph Murray, right, new commander of Marine Corps Base Quantico, prays during the invocation portion of the base change of command ceremony in Little Hall on Friday. Murray took command of the base from Col. David Maxwell. Maxwell has been selected for promotion to brigadier general and has received orders to deploy to Afghanistan.