A man is in a critical condition in hospital after a van exploded in Hackney.
Police and fire crews are at the scene on Mare Street, Hackney, after the van and a building set on fire at around 12:15pm.
The explosion is thought to be the result of works carried out near a generator inside a commercial property, police said.
The road remains closed.
One person has been taken to hospital following a fire on Mare Street, Hackney, the London Fire Brigade said on Twitter.
Four fire engines are still at the scene after a van and building set alight.
The road is closed in both directions.
The unlicensed events unfolded on Saturday night at Clapham Common and Tooting Bec Common.
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