A man working on the Crossrail project is in hospital tonight with serious burns after an explosion, which is believed to have been caused by cutting through a cable.
It happened in Holborn at lunchtime and has caused traffic problems since. From there Julie Macdonald sent this report.
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Feeling warmer in much lighter winds.
Delays, diversions and cancellations caused chaos to services on South West Trains which were hit by signal failures in south west London.
During the attack Ione Wells' head was smashed against the pavement, her attacked grabbed at her chest with such force that it tore her bra.