Police are now appealing for further information after a car collided with pedestrians in Arnold town centre, injuring five people.
Officers were called to Market Place at 1.12am on Saturday (9) following reports a red Vauxhall Astra had struck a group of people.
Investigations have revealed an altercation took place in Arnold town centre a short time earlier.
One man was taken to hospital with life-threatening injuries.
Four other men suffered less serious injuries.
The car was abandoned at the scene, with the driver then fleeing on foot.
Detectives have identified a suspect – a white man – and are working to track him down.
Counter Terrorism Police are not involved in the investigation.
Detective Chief Inspector Ruby Burrow, of Nottinghamshire Police, said: “Although there is no wider risk to the public, this was a serious incident which will have caused concern in the community.
“We believe an argument has taken place in Arnold town centre and this has resulted in a car being driven at a group of people.
“We know five people were injured but we’d still like to hear from anyone else involved.
“Any witnesses who were in Arnold Market Place, or the wider town centre area around this time, should also get in touch.
“We’d appeal to anyone with relevant dashcam, CCTV, doorbell or mobile phone footage to speak to an officer.
“A number of roads are closed while investigations continue and we’d thank people for their understanding.”
Market Place and the junctions from Gedling Road to Derby Street, Hallams Lane and Central Avenue are closed off.
A police spokesman added: “These closures will remain in place for some time, so motorists are advised to avoid the area, where possible.”
Anyone who witnessed what happened or has any information relating to the incident should please call 101, quoting incident 46 of 9 May 2026.
Crimestoppers can also be contacted anonymously on 0800 555 111.
