The A466 Wye Valley link road at Chepstow is closed in both directions due to a serious accident.
Traffic Wales says vehicles are queueing between M48 J2 (Newhouse Interchange) and A48 / Fair View (Highbeech Roundabout, Chepstow).
It is currently unclear as to how many vehicles are involved in the collision.
Gwent Police say they are treating the death of 35-year-old Stacey Henderson, who was found dead with her husband in Chepstow as suspicious.
Officers were called to an address on Ruffets Close in Chepstow on Friday 19th June where Stacey's body was found along with her husband Nigel, 52.
Police say the death of Nigel Henderson is not being treated as suspicious and they are not looking for anyone else in connection with the incident.
The families of those involved are being supported by officers.
The inquest for the couple will open this afternoon.
Tributes have been paid to a couple who were found dead at a property in Chepstow.
Nigel and Stacey Henderson were found at a property on Ruffets Close on Friday.
Mr Henderson, originally from Bristol, was said to be suffering from a chronic illness.
The deaths are still being treated as unexplained at this time. Officers are not looking for anyone else in connection with the incident.
Police have named two people who were found dead at a house in Chepstow.
The deaths are still being treated as unexplained.
The family of Stacey Henderson have paid tribute to a 'wonderful and much loved daughter'.
Police are continuing their investigation into the deaths.
Police are carrying out investigations after two people were found dead at an address in Chepstow.
A 52-year-old man and a 35-year-old woman were found by Gwent Police officers at an address on Ruffets Close in the town on Friday morning.
The deaths are currently being treated as unexplained, with officers carrying out enquiries to establish the circumstances.
Police aren't looking for anyone else in connection to the incident and the familes of those involved are being supported.
Emperor's Choice has beaten 19 other horses to take the win at this year's Welsh Grand National at Chepstow racecourse.
It was a narrow win for the seven-year-old horse and his jockey, Aidan Coleman, with Benvolio coming in close second place.
Bookies' favourite, Amigo, failed to make the top five, with Glenquest finishing in third.
Monmouthshire County Council is to switch off its street lights between midnight and 5am as part of a money-saving exercise.
The lights will be turned off from midnight tonight, affecting residential areas in Chepstow.
It is part of a wider initiative for the council to save £9m from its budget this financial year.
It has led to criticism from many locals, who fear turning off the lights will lead to a rise in road accidents.
But the council has defended its decision, claiming the cuts are unavoidable.
Monmouthshire County Council says there has been a 'major cable fault' in Chepstow, which means the fire station and doctor's surgery are without power.
Emergency services are on the scene, and Mounton Road is likely to be closed for much of the day.
South Wales Fire and Rescue Service says the mobilisation of its appliances and crews is not affected.
Gwent Police is appealing for help to find missing 16-year-old Kristine Davies.
She has been missing from her home in Chepstow since Sunday 6 July.
Kristine is also known as Kristy.
She was last seen wearing a long-sleeved top with a Chanel logo, and black leggings.
She has connections with the West Midlands, and officers say enquiries are being carried out in that area.
Gwent Police is asking anyone with information regarding her whereabouts to call 101.