From BBC News
A female pilot died when a light aircraft crashed during an aerobatics contest at Silverstone race circuit.
Thames Valley Police were notified at 1212 BST and officers were sent to the scene in Dadford Road, Buckingham.
The Edge 540 plane was taking part in the World Aerobatic Championships when it came down on the circuit.
The pilot, named as 40-year-old Vicki Cruse from California, was pronounced dead at the scene. No one else was injured, Thames Valley Police said.
The Air Accidents Investigation Branch is carrying out an investigation.