A 30-year-old man has died following a car crash in Sion Mills, Co Tyrone, last week.
Stephen McElwee, from the local area, was involved in a crash while driving on backroads close to Strabane.
Another man was seriously injured in the collision, which happened at around 11.10pm on Thursday 26 October. He remains in hospital.
Constable Trevor Fletcher from the Collision Investigation Unit said officers had revisited the scene on the Peacock Road and spoke to motorists and passers-by as part of the ongoing investigation.
“We would like to hear from anyone who may have witnessed the incident," he added.
Anyone with information is asked to call 101, quoting reference number 1545 of 26/10/17.
A man has died after being hit by a car in Randalstown in the early hours of Tuesday morning.
Police received a report, shortly after 1.15am, that a man had been involved in a road traffic collision on the Portglenone Road, close to Groggan Primary School.
Officers are appealing for anyone who witnessed the collision to contact Antrim police or the Collision Investigation Unit on 101, quoting reference 54 for 31/10/17.
The Portglenone Road had been closed but has now re-opened.
A motorcyclist in his 40s has died following a crash with another vehicle on the Tandragee Road in Newry on Saturday evening.
The collision occurred near the junction of Appletree Hill shortly after 7pm.
A woman who was a pillion passenger was taken to hospital with serious injuries.
The Tandragee Road was closed in the hours after the crash, but has since been re-opened.
Police are appealing for anyone who was travelling in the area and who witnessed the collision to contact local officers in Newry or the Collision Investigation Unit on 101 quoting reference number 1277 of 30/09/17.
A 19-year-old man has died following a road traffic collision in east Belfast on Wednesday evening.
The crash happened at the junction of the Castlereagh and Upper Knockbreda roads at around 9.45pm.
A 20-year-old man had been arrested on suspicion of dangerous driving but was released pending further police enquiries.
Police are appealing for the driver of a red-coloured estate car, who stopped at the scene immediately after the collision to get in touch with them.
Sergeant Marion Curran said, “We are very keen to talk to this person as we believe they may have information that could be vital to our investigation. We need their help and would urge them to get in touch with us as soon as possible.
“Anyone who has information that could help police should contact us on the non-emergency number 101, quoting reference 1398 of 27/9/17.”
A man in his 60s was released from hospital following treatment for minor injuries.
Police say an 18-year-old woman has died after a car crash on the Fyfin Road between Victoria Bridge and Castlederg.Read the full story ›
A man in his seventies is in critical condition in hospital after he was involved in a motorcycle collision.
The crash happend at around 11.50am on Friday on the Dunover Road, Ballywalter.
Police are appealing for witnesses and are particularly keen to hear from the driver of a small black car, which bore L plates, that is believed to have been seen in the area at the time and may have witnessed the incident.
Anyone with information that may help the investigation can contact police by calling 101, quoting reference 475 04/08/17.
Police are appealing for witnesses after a man was hit by a car in Dunmurry in the early hours of the morning.
The man, in his forties, was at the junction of Glebe Road and Upper Dunmurry Lane when the vehicle struck him.
The collision occurred at around 1.40am.
Sergeant Tom Donnelly said, “The driver of the car involved in the collision, a man in his sixties, was arrested and questioned but has since been released on police bail.
"The male pedestrian remains in a serious condition in hospital," he added.
Police are keen to hear from anyone who may have witnessed the collision.
Officers can be contacted by calling 101, quoting reference number 114 05/08/17.
A man in his 20s is in critical condition in hospital after he was involved in a car crash in Coleraine.
Police are appealing for witnesses following the crash, which involved a single vehicle, on the Curragh Road at around 6.30am.
The driver of a silver BMW was taken hospital after the crash, near Culcrow Primary School around 6.30am.
Anyone who was travelling on the Curragh Road on Saturday morning and who witnessed the collision is asked to contact officers in Coleraine on 101.
The road remains closed at this stage. Diversions are in place between the Bann Road and Coolyvenny Road.
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No further details are known at this stage.
A five-year-old boy has been taken to hospital, where he remains in a "critical, but stable" condition after being hit by a car in Magheralin, Co Down.
It happened at around 4.45pm on Thursday afternoon, in the Malcolmson Park area of the village.
The boy was taken to the Royal Victoria Hospital in Belfast for treatment.
The road was closed for several hours, but has since been re-opened. Police have appealed for any information regarding the incident.
Malcolmson Park in Magheralin has reopened following an earlier road traffic collision. Any witnesses please contact police in Lurgan on 101
DUP MLA Carla Lockhart has expressed shock after a child was knocked down in the Malcolmson Park area of Magheralin.
She said, "My thoughts in the first instance are with the child, his parents and the driver of the car involved. My prayer is that the child will make a speedy recovery. Details are sketchy at this point however I want to commend our emergency services once again who were on site quickly and who treated the child.
"Malcolmson Park is a residential area of the village and the local people are in shock at what has happened," she added.
A man in his 20s has died following a single car collision on York Street in Belfast.
He was the driver of a silver coloured Toyota Supra car that was involved in the collision close to Rite Price at around 11.40am on Friday.
The Northern Ireland Fire and Rescue Service attended the scene where the man had to be cut from his vehicle, before being rushed to hospital.
Police later confirmed he had died.
A cordon has been put in place by police, who have advised motorists to avoid the area, and any witnesses have been asked to come forward.