Two men in their 20's have died and another man has been airlifted to hospital following a crash on the A20 in Kent.
The collision happened in Eglantine Lane in Farmingham near Dartford just after 1:20am this morning.
Seven other people have been treated for less serious injuries.
Officers want to hear from anyone who saw a black Vauxhall Insignia with a 61 registration plate being driven on the A20 from the direction of Brands Hatch towards Swanley.
A blue Citreon Berlingo van and a white VW Polo were also involved in the collision.
The road was closed in both directions until 12.30pm while an investigation was carried out at the scene.
Police are at the scene of a serious crash involving two cars and a lorry on the A20 at Lenham in Kent.
Emergency services were called just before 3:30pm to Ham Lane. One man has been taken to hospital in a serious condition.
The road is currently closed while investigations take place.
One lane closed due to multi-vehicle accident on M20 coastbound between M25 / A20 (Swanley Interchange) and J2 A20 / A227 (Wrotham Brands Hatch Circuit).
Kent Police are appealing for witnesses after a seven-year-old boy died in a fatal collision on the A20 near Hythe. A grey Kia Soul car and a black DAF lorry had collided on the Londonbound carriageway.
Officers were called to the scene at Saltwood at 9.30am on Friday 29th August. The road was closed until 2.40pm - causing major delays.
A family of five from the Leeds area who had been travelling in the car suffered serious injuries. The seven-year-old boy was pronounced dead at the scene. Two other young children and their parents were airlifted to hospitals in London.
Anyone with information is asked to contact Kent Police's Serious Collision Investigation Unit on 01622 798538.
Reports of A20 London bound closed, queueing traffic due to accident after A20 The Viaduct / Elizabeth Road (Limekiln Roundabout). Police directing traffic.
One lane of the A20 Round Hill Tunnel Eastbound in Kent is closed between M20 J13 (Folkestone) and A260 Canterbury Road (Hawkinge) because of an overturned car and recovery work. Traffic is queueing for one mile.
A car overturned onto its roof in the Round Hill Tunnel at around 10 o'clock this morning. All eastbound traffic was briefly stopped earlier, but lane two (of two) is open once again.
A motorcyclist is being taken to hospital after a collision between a motorbike and a car on the A20 near Hothfield in Ashford. It happened just after 4.10pm.
The A20 Maidstone Road is closed in both directions between Goddinton Lane/Sandyhurst Lane and the Orchard Heights roundabout.
A separate collision involving two vehicles happened about a mile away from the first incident. No-one was injured.
The A20 Westbound closed due to fuel spillage, accident, four lorries involved and recovery work between A256 Woolcomber Street and B2011 (Court Wood Interchange). The accident happened just before midnight, recovery and clean up process is underway.
Kent Police have spent the day examining the scene of a fatal car crash in which two young people died. The Ford Fiesta they were travelling in left the carriageway of the A20 between Ashford and Maidstone on the evening of Saturday 29th December, and hit a tree.
The incident happened on the Maidstone-bound side of the A20 Ashford Road near Charing Crematorium. A passing motorist saw the vehicle just after 10 pm and reported it.
The driver was a 17-year-old woman from the Ashford area. Her passenger was a 20-year-old man from the Maidstone area. They were both pronounced dead at the scene. Their families have been informed.
The Maidstone-bound side of the A20 was closed until 2 am on Sunday 30th December while officers investigated the collision and carried out recovery work.
Police would like to hear from anyone witnesses, or anyone who may have the seen the car in the area before the accident occurred. The witness appeal line telephone number is 01622 798538.
One lane is closed due to emergency repairs on A20 Eastbound between M20 / Old Coach Road and A260 White Horse Hill at Wrotham in Kent.