NASA Administrator Charlie Bolden engages the news media at the United Launch Alliance Atlas 5 Spaceflight Operations Center at Cape Canaveral Air Force Station on September 7, 2011. The Administrator visited the facility at an event for the Mars Curiosity rover on the eve of the GRAIL lunar mission launch. Bolden answered questions regarding the Soyuz and de-manning the International Space Station as well as the progress of the Space Launch System.