Secretary of the Air Force Michael Donley addresses a packed crowd inside the Aero Club hangar during his visit at Hanscom Air Force Base, Mass., April 25, 2013. The secretary also met with military and civilian award winners and received briefings and technology demonstrations. Donley emphasized the value of work being done at Hanscom and also spoke about strategic Air Force issues and budget challenges. (U.S. Air Force Photo by Mark Wyatt)