Preston Railway Station has been evacuated due to a police incident.
Emergency services have placed the station on lock-down due to trespassers on the tracks.
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All train services are disrupted and there are delays of more than an hour for services passing through the station.
Reports came in shortly after 9.45pm of a police presence at the station.
Disruption is expected until the end of Tuesday (31 October).
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Virgin Trains has advised passengers there will be delays of more than an hour to get into the station. All services are halted.
Northern and TransPennine Express services are also affected.