BBC News - Rachael McMenemy

Liam Smith, crew commander at Leighton Buzzard fire station, said that when he arrived, the fire was mainly on the third floor.

But it quickly spread down to the lower floors when the third floor started to collapse.


He said there were "lots of electric vehicles potentially involved quite early on".

"We decided to go defensive, which is basically where we decide to externally firefight rather than send firefighters in, for their safety as well.

"The cars were parked very close, next to each other.

"So unfortunately that was probably the reason for the rapid fire spread."

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