Retired Marine Gunnery Sgt. Tom Mazzarella from Springfield, Mass., speaks to Lance Cpl. Benjamin D. Goatley, an infantryman with Company K., 3rd Battalion, 24th Marine Regiment, from Pana, Ill., about the squad automatic weapon, during Marine Week Boston, May 3, 2010. Marines from 3rd Bn, 24th Reg., staged static displays of tactical vehicles and weapons outside Faneuil Hall to tell local Bostonians about the Marine Corps. Photo by Cpl. Alicia R. Giron