National Nuclear Security Administration Director Frank Klotz holds a news conference after meeting with the director of the agency's three national laboratories at Sandia National Laboratories in Albuquerque, N.M., on Thursday, May 8, 2014. (AP Photo/Susan Montoya Bryan)
National Nuclear Security Administration Director Frank Klotz, center, listens to reporters' questions during a new conference at Sandia National Laboratories in Albuquerque, N.M., on Thursday, May 8, 2014. (AP Photo/Susan Montoya Bryan)
National Nuclear Security Administration Director Frank Klotz, center, talks about the challenges the agency will have as it tries to modernize some of its facilities during a new conference at Sandia National Laboratories in Albuquerque, N.M., on Thursday, May 8, 2014. (AP Photo/Susan Montoya Bryan)