Major disruption at London station causing delays into the afternoon

There is ‘major disruption’ on trains to and from London Marylebone this morning after a fault with the signalling system.

All lines in and out of the station are blocked, causing cancellations and 90-minute delays.

It’s impacting Chiltern Railways services between Marylebone and High Wycombe, Birmingham Snow Hill, Oxford, Gerrards Cross, Aylesbury Vale Parkway, and Aylesbury.

The issue was first...