HYAKURI AIR BASE, Japan -- Captain Aron Pena (Center), 36th Airlift Squadron, shakes hands with a member of the Japan Air Self-Defense Force after completing a delivery mission carrying seven pallets of boron here March 19. Japanese forces will use the boron to help stabilization efforts at the Fukushima Daiichi nuclear plant. (U.S. Air Force photo/Osakabe Yasuo)