Alternative fuel is playing an even bigger role in the U.S. government’s aviation plan. Within the next year the latest National Aeronautics Research and Development Plan will be released and a large portion of it focuses on alternative fuels. Wright Patterson Air Force Base is playing a leading role, in part because it can moderately scale up lab production for commercial companies. WVXU's Ann Thompson took a tour to see how it's made, where it's tested and what unusual samples the Air Force is storing. She reports in "Focus on Technology."