24 people with minor injuries have been taken to St Thomas' hospital, a London Ambulance Service spokesperson has said.
Several others in a more serious condition are being treated at the scene of the crash.
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An 8-year-old boy and a woman in her fifties were injured in a collision following a police car chase in Tottenham.
A little cooler but the rain should start easing off.
The patient suffered brain damage after having a heart attack more than a decade whilst in hospital.