FILE - In this Dec. 24, 2014, file photo, NORAD and U.S. Northern Command (USNORTHCOM) Chief of Staff Maj. Gen. Charles D. Luckey joins other volunteers taking phone calls from children around the world asking where Santa is and when he will deliver presents to their homes, inside a phone-in center during the annual NORAD Tracks Santa Operation, at the North American Aerospace Defense Command, at Peterson Air Force Base, Colo. Hundreds of military and civilian volunteers at NORAD are estimated to field more than 100,000 calls this year through Christmas Eve, from children from all over the world eager to hear about Santa's progress. (AP Photo/Brennan Linsley, File)

Today in History – Dec. 24

On Dec. 24, 1955, the Continental Air Defense Command Operations Center found itself fielding phone calls from children wanting to know the …