9/11 crossword puzzle

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Across
  1. 3. the place this happened
  2. 8. puts out fires
  3. 9. government shaped building
  4. 11. protects
  5. 13. strike
  6. 14. terrorist
  7. 15. urgent
Down
  1. 1. al qaeda
  2. 2. things that fly in the sky
  3. 4. founder of Al Qaeda
  4. 5. officers they wear blue
  5. 6. fights for our country
  6. 7. the buildings that were knocked down
  7. 10. president at the time
  8. 12. disaster