Col. Bill Knight, Joint Base Andrews/11th Wing commander, greets guests and announces the arrival of Santa and Mrs. Claus at the 26th Annual Parents and Children Fighting Cancer Christmas Party on Dec. 14, 2013. This event allowed PCFC families to spend the day in a winter wonderland offering food, entertainment, gifts, static displays, and a visit from Santa and Mrs. Claus. (U.S. Air Force photo/Aimee Fujikawa)