Who's the driver?

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Across
  1. 4. 67
  2. 5. 3
  3. 6. 10
  4. 7. 7
  5. 10. 83
Down
  1. 1. 1
  2. 2. 6
  3. 3. 27
  4. 7. 78
  5. 8. 2
  6. 9. 77