Memory challenge

1234567891011121314151617181920
Across
  1. 2. The activity of playing computer games.
  2. 5. Automatic and involuntary movements.
  3. 6. Competitive computer gaming.
  4. 7. A body of soldiers,police, etc...
  5. 8. Running shoes for sports training.
  6. 12. A person that moves from one country to another.
  7. 13. Competitor's number sign.
  8. 15. The ability or strength to continue.
  9. 16. London war memorial.
  10. 18. An ability to do something.
  11. 20. Somebody who watches a video.
Down
  1. 1. Red flowers.
  2. 3. A person who runs a marathon.
  3. 4. To have ceremonies,parties or other festivities
  4. 9. Someone who exploits the distress of migrants.
  5. 10. To express gratitude.
  6. 11. To turn bottom up.
  7. 14. To die under water.
  8. 17. A reward for victory,as in a contest or competition
  9. 19. A small boat.