AN AIR ambulance has landed on a school field after a nearby road was closed due to a 'police incident'. 

Radley Road in Abingdon has been closed both ways between Audlett Drive and Vineyard by police.

The incident is said to have occurred at 15.30 today.

An air ambulance landed on Our Lady's Abingdon playing field, off Radley Road.

One eye witness, who has asked to remain anonymous, said the air ambulance was called after a man had been 'taken ill'.

The witness said the man has now been taken to the hospital in the air ambulance. 

The road still remains closed in both directions - the witness said it was 'traffic chaos'.