"A Hawker Hunter classic jet fighter has crashed while taking part in the Shoreham Air Show in West Sussex."

Aircraft failed to complete a loop and impacted the A27. Seven reported dead and others injured.

Observer interview:
Shoreham Airshow crash: 'Plane was too low, then huge explosion' - BBC News

Video of the maneuver (impact edited out):
Amateur video shows Shoreham Air Show crash - BBC News