Tony Horton, founder of the P90X exercise routine, demonstrates the proper form of a Yoga exercise known as the "chair pose" to a U.S. Air Force Airman during an exercise class he led Feb. 9, 2011, Misawa Air Base, Japan. Horton is scheduled to visit and workout with Misawa residents Nov. 20, 2013. (U.S. Air Force photo by Tech. Sgt. Phillip Butterfield/Released)