Decals adorn the door to NASA's space shuttle mission control center at Johnson Space Center Friday, June 17, 2011, in Houston where mission controllers will manage the final shuttle mission set to ... more 
Decals adorn the door to NASA's space shuttle mission control center at Johnson Space Center Friday, June 17, 2011, in Houston where mission controllers will manage the final shuttle mission set to blast off in early July. (AP Photo/Pat Sullivan) less 
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Associated Press | Photo By Pat Sullivan
Fri, Jun 17, 2011 4:59 PM EDT