U.S. Cyber Command Photos
Staff Sgt. John Blaz (left), Interservice Respiratory Therapy Program instructor at the Medical Education and Training Campus, Joint Base San Antonio-Fort Sam Houston, asks Sgt. Dave Allen, Interservice Respiratory Therapy student, to pick from a deck of cards during a magic trick Blaz performed for his students in class.

Photo by: David DeKunder |  VIRIN: 170707-F-PO640-986.JPG