TRAFFIC has been held back on the M25 at Reigate to allow an air ambulance to land.
Surrey Police has said a driver has suffered a medical emergency.
In the same area, and within minutes of the first incident, a lorry suffered a puncture and another vehicle has broken down.
Traffic is already stretching back to junction 7 for Gatwick and the M23.
Drivers are being warned to avoid the area until the road reopens.
