Find The Clue

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Across
  1. 4. covirtuosi (anagram)
  2. 7. Large marsupial (8)
  3. 11. Familiar song by Tom Jones (7)
  4. 13. The character name of Ted Lasso’s son in the show (5)
  5. 14. to broadcast something/movement/domination (1,1,1)
  6. 16. The capital city of Greece (6)
  7. 17. Ag element
Down
  1. 1. buyer RAF (anagram)
  2. 2. 10/02/1994 17/06/1996
  3. 3. Christian name of the actor playing the 6th Dr Who (5)
  4. 5. a type of cloud
  5. 6. Vortex of violently rotating winds
  6. 8. Happy
  7. 9. The largest state in America (6)
  8. 10. mix blue and red together to achieve this colour (6)
  9. 12. The name given to the length of time someone has been alive (3)
  10. 15. the square route of 169 (8)
  11. 18. Frozen water