Emergency services have rushed to a street in Blackburn.
The air ambulance, police cars and road ambulances were spotted on Accrington Road in the town around 12.30pm today (May 15).
It is believed an incident has occurred at a private address along the road.
North West Ambulance Service said they were called at 12pm but are unable to provide any further information.
Lancashire Constabulary has been contacted for comment.
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