A 47th Student Squadron member replies to a letter addressed to Santa at Laughlin Air Force Base, Texas, Dec. 19, 2013. The letters were part of the U.S. Postal Service’s Letters to Santa Program, a program that is more than 100 years old and is a chance for volunteers to work with post offices to respond to letters children have written to Santa. (U.S. Air Force photo/Senior Airman John D. Partlow)