The Air Ambulance is now on the scene of the major accident on the A11.
A coach was in collision with a black Mercedes close to the Great War Memorial, near Elveden.
Suffolk Police say all 30 people on the coach appear to be fine. There were four people in the Mercedes, two are said to be critically ill.Police are diverting traffic away from the scene via the A1605 and A134.
More top news
Newmarket could become home to Europe's very first man-made gallop. If approved it would be built on the side of the town near the A14.
A mostly dry Bank Holiday with sunny spells- just the chance of a few showers during the morning in some places. Highs of 23 deg C.
This evening will be generally dry with some clear spells developing. Lows of 14 deg C. Bank Holiday Monday will be warm and mainly dry.