Jay Prichard, Curator, Space and Missile Heritage Center, Vandenberg AFB, speaks about the technology and programs used to launch space vehicles over the years. Civic leaders from the Los Angeles, CA area toured the Heritage Center June 16, 2010, during a Space Based Space Surveillance orientation at Vandenberg to gain a better understanding of how programs developed at the Space and Missile Systems Center contribute to the United States space program. (Photo by Atiba Copeland)