Assistant SECDEF visits base
PETERSON AIR FORCE BASE, Colo. – Chief Master Sgt. Carl Grieser, 4th Space Control Squadron, greets Eric Rosenbach, assistant secretary of defense for Homeland Defense and Global Security, during his visit to the 4th SPCS March 18. During his visit, Rosenbach received a Wing and 4th SPCS mission brief, and toured the space control campus. (U.S. Air Force photo by Craig Denton)