Master Sgt. Ryan Carson, U.S. Air Force Band Max Impact vocalist, performs for personnel from the Embassy of the Federal Republic of Germany in Washington D.C., during a tour to Joint Base Andrews, Md., Oct. 17, 2012. Max Impact is the premier rock band of the United States Air Force. The band's six members perform classic and current rock and country hits, as well as patriotic favorites and original music. (U.S. Air Force photo/ Staff Sgt. Nichelle Anderson)(Released)