A police officer has described to the inquest how he followed Maynard as he drove into a dead end before getting out and running, despite being asked to wait.
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The twins cubs, which were born in June, have been named Bert and Ernie after characters from Sesame Street.
The two victims died from their injuries in hospital after the explosion in Hertfordshire.
Investigations are continuing into the cause of the crash in chigwell which killed both people on board.