READ MORE: Laughing pervert 'caught masturbating' on flight charged after grabbing passengerA platform announcement confirmed to passengers at Marylebone that cancellations were caused by a tunnel collapse.Chiltern Railways tweeted on Wednesday morning: "DO NOT TRAVEL TO/FROM LONDON MARYLEBONE."The train line later posted: "UPDATE: Services are now able to run to/from London Marylebone.
Please be aware that late notice delays, alterations and cancellations may occur. Ticket acceptance is in place on other operators via any reasonable route." This is a breaking news story and is being constantly updated.
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