Gunnery Sgt. Duane King plays his trumpet in the Bywater neighborhood of New Orleans. King has served ten years of his career with the New Orleans based Marine Forces Reserve Band. He will depart New Orleans late June for his next assignment with the President's Own Band. - Gunnery Sgt. Duane King plays his trumpet in the Bywater neighborhood of New Orleans. King has served ten years of his career with the New Orleans based Marine Forces Reserve Band. He will depart New Orleans late June for his next assignment with the President's Own Band.