Never Without HeroesBy: Lawrence C. Vetter Jr. FOUR CONGRESSIONAL MEDALS OF HONOR, THIRTEEN NAVAL CROSSES, SEVENTY TWO SILVER STARS . . . In four and a half years in Vietnam, the Marines of the Third Reconnaissance Battalion repeatedly penetrated North Vietnamese and Vietcong sanctuaries by foot and by helicopter to find enemy forces, learn the enemy's intentions, and, when possible, bring deadly fire down on his head. Heavily armed, well camouflaged teams of six and