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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Tonight, staying windy with gusty southwesterlies, remaining mild and mostly cloudy.
The notices have been posted in Covent Garden are thought to be aimed at organised criminal gangs.
A cloudy start to the short Christmas week. It's gong to be a mild one though with temperatures already above the double figure mark.