The Transport for London Commissioner claims Crossrail 2 is needed because London's population is growing by "a tube train a week".
Peter Hendy joined Mayor Boris Johnson at the launch of a public consultation where the price tag for the project remained a mystery. Simon Harris reports.
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The force has been tweeting after carrying out a series of dawn raids.
Adenike Akingbogun made the dangerous manoeuvre after ignoring the crossing lights and driving onto the tracks.
Police arrived at the 73-year-old's home after Alfie chased a delivery man.