Travellers are being faced with severe delays and cancellations after a track-side fire at Gatwick Airport has left two of the four tracks out of use.
The fire happened at 5.15pm and was extinguished by rail workers.
Commuters are being advised to check here at the National Rail Enquiries website or to contact the train company to see if their journey will be affected.
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.