From the decks of 19th-century warships to modern battlefields, the Gunnery Sergeant has been a symbol of expertise, leadership, and toughness in the U.S. Marine Corps. Born as a master of naval ...

This week, we have a showdown of military strength, with Captain John Miller (played by Tom Hanks) from "Saving Private Ryan" (1998), Gunnery Sergeant Hartman (R. Lee Emery) from "Full Metal Jacket" ...