A rail replacement bus service is now in operation and will be serving stations between Victoria and Brixton.
It will not be stopping at Green Park station.
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The Hollywood star took residents in Merton by surprise when he touched down in a helicopter near Poplar Road.
His shock decision to pull out of the Tory leadership contest came at the end of a speech where he appeared to set out his credentials.
The two newborn Sumatran tigers who are yet to open their eyes were born at London Zoo on Monday.