New plans will see HS2 in a tunnel from Old Oak Common to West Ruislip - 14km underground instead of 5km. @itvlondon
The new plan will mean the Hanger Lane Gyratory will no longer be a costly obstacle to HS2. @itvlondon
HS2 will now be buried beneath North Acton, Park Royal, Perivale, Greenford and Northolt. @itvlondon
More top news
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.