challenge: What happened to Dick Johnson's Schweizer SGS 2-8 glider at the start of World War II?
  
  A. He sold it to the U.S. Government
  B. He lost it in a flying accident
  C. The U.S. Government took possession of it through the War Powers Act of 1941
  D. He used it to train military glider pilots at 29 Palms Air Academy
  Answer: 