George “Art” Plumador, 91, of Malone, N.Y., examines the restored Curtiss SB2C Helldiver he flew during World War II at the Smithsonian National Air and Space Museum’s Steven F. Udvar-Hazy Center in Chantilly, Va., on Monday, August 10, 2015. Plumador served as a radio operator and gunner aboard the dive bomber.