Lance Cpl. Al Dinuccio, motor vehicle operator, talks to guests at the Sergeant Major of the Marine Corps Picnic aboard Marine Corps Base Quantico on August 3, 2013. Over 200 retired and active duty Marines and family members attended the event. - Lance Cpl. Al Dinuccio, motor vehicle operator, talks to guests at the Sergeant Major of the Marine Corps Picnic aboard Marine Corps Base Quantico on August 3, 2013. Over 200 retired and active duty Marines and family members attended the event.