Future of Sport

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Across
  1. 1. Underground venue for 60-degree Wimbledon (7)
  2. 3. Mechanical horses in volcano racing (5)
  3. 5. What gravity becomes in 2050 tennis matches (4)
  4. 6. Time-traveling referees work across these (7)
  5. 8. Cristiano's six identical fashion moguls (6)
  6. 9. Virtual boxer you can't actually touch (8)
Down
  1. 1. Flying robots that join human footballers on the pitch (6)
  2. 2. Brain-computer links for drone pilots (6)
  3. 4. Ronaldo-Charlie's business speciality (7)
  4. 7. Wearable flight device for cricket batsmen (7)
  5. 10. Transparent beings in boxing rings (6)