Posted: 09/01/2013
A United Launch Alliance Delta IV-Heavy rocket carrying a National Reconnaissance Office payload launches Aug. 28, 2013, from Space Launch Complex-6 at Vandenberg Air Force Base, Calif. This was the second Delta IV-Heavy launch for Vandenberg AFB, with the first occurring Jan. 20, 2011. The rocket is the largest to ever launch from the West Coast of the United States. (U.S. Air Force photo/Joe Davila)