A female pilot has been killed in a plane crash at an acrobatics show at Britain's Silverstone race track.

The 40-year-old Californian was performing in a light aircraft when it plummeted to the ground.

The woman, who was flying alone, was pronounced dead at the scene.

No one else was injured.

The Edge E40 came down in the south-west corner of the racing circuit.

"Thames Valley Police is currently at the scene of an aircraft crash at Silverstone, Dadford Road, Buckingham, a police spokeswoman said.

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