Volunteers monitor phones and computers while tracking Santa Claus at the NORAD Tracks Santa Operations Center on Peterson Air Force Base, Colo., Dec. 24. More than 1,200 volunteers from across the base and community join to cover shifts spanning the 23 hours of tracking that the North American Aerospace Defense Command hosts annually, dating back to pre-NORAD 1955. (Photo by Air Force Master Sgt. Chuck Marsh/Released)
Master Sgt. Charles Marsh
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