The air ambulance has been called out to an emergency incident in the Wyke area of Bradford this morning.
The helicopter was seen hovering above City Park - close to City Hall and Centenary Square - at around 10.08am.
It could then be seen travelling south in the direction of Wyke.
West Yorkshire Fire & Rescue Service (WYFRS) and West Yorkshire Police were also in attendance.
A police spokesperson confirmed there was a one vehicle collision on Griffe Road at around 10.11am (Monday, December 2).
One person was trapped inside the vehicle and had to be taken out by the fire service.
The occupants of the vehicle were checked over by the ambulance service.
A spokesperson for WYFRS said: "We were called at 10.17 to reports of someone trapped in a vehicle on Griffe Road.
"We sent one crew from Cleckheaton.
"They extricated one casualty and handed them to the care of ambulance staff. They then made the scene safe before leaving."
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