FILE PHOTO: An aerial photo shows Lawrence Livermore National Laboratory in Livermore, California, U.S. on July 5, 2011. Courtesy National Nuclear Security Administration/Handout via REUTERS/File Photo
FILE PHOTO: An aerial photo shows Lawrence Livermore National Laboratory in Livermore, California, U.S. on July 5, 2011. Courtesy National Nuclear Security Administration/Handout via REUTERS/File Photo