NASA Astronauts Barry "Butch" Wilmore, left, and Rex Walheim present Don Shelton, 45th Operations Group Detachment 3 deputy commander, with his wife Lisa the Silver Snoopy Award Sept. 23, 2015 for his dedicated service to Human Space Flight recovery operations at Patrick Air Force Base, Florida. The Silver Snoopy Award is an astronaut's personal award given to an individual who has made significant contributions toward enhancing the probability of mission success, or made improvements in design, administrative/technical/production techniques, business systems, flight and/or systems safety or identification and correction or preventive action for errors. (U.S. Air Force photo by Matthew Jurgens/Released)