An investigation’s underway into a coach crash near Peterborough.
The vehicle, carrying around 70 people, overturned into a ditch on the A141 between March and Wimblington earlier this morning.
A woman in her 50s has been taken to PCH with serious injuries.
Several others have suffered minor injuries.
The road has been closed between Mill Hill Garage and Knights End Road. Motorists are advised to avoid the area or expect delays for much of the day.
Sergeant Simon Goldsmith told Connect FM: “I am particularly keen to speak to the driver of a yellow bus which was seen in the area at the time of the collision.
“I believe it was heading towards March, coming from the direction of Chatteris on the A141.”
Anyone with information is asked to contact the road policing unit on 101 or Crimestoppers, anonymously, on 0800 555 111.
A bus has crashed into a ditch near Peterborough.
The vehicle came off the A141 between March and Wimblington.
A number of people were on board but no one has been trapped.
The fire service says crews helkped the East of England Ambulance Service with casualties but there are no other details at this stage.
Two crews from March and Chatteris were called to a coach crash on the A141 March Bypass.