There is disruption on First Great Western between Reading and Banbury as a vehicle has been hit by a train.
Trains are currently unable to run between Oxford and Banbury so buses are being arranged to replace the trains.
There is no estimate for a normal service.
This is also affecting Cross Country trains too.
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Police are appealing for information after a woman hit a man three times on the head with her stiletto shoes leaving him blind in one eye.
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