Marine archaeologists will attempt to raise a the only surviving German Second World War Dornier Do 17 bomber from the English Channel later.
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It's the 6th air festival since the event re-started in 2014.
Police have been given an extra 36 hours to question 10 people arrested on suspicion of murdering PC Andrew Harper.
The RSPCA says the Royal Python was found too far away from any homes to have escaped by itself.