Officers investigating an incident on Old Hereford Road, Abergavenny at around 6.15am on Friday 15 May are appealing for witnesses to come forward.
From Gwent Police:
A man in his twenties was taken to hospital, where he remains in a life-threatening condition.
At this stage, officers are investigating a number of possibilities, including whether a vehicle was involved or whether the man may have been assaulted.
A 27-year-old man from Gilwern has been arrested on suspicion of attempted murder and remains in police custody.
Officers are currently at the scene while enquiries are ongoing.
We are asking anyone who was in the area at the time, or who saw anything suspicious, to get in touch.
We are particularly keen to hear from anyone with dashcam, CCTV or doorbell footage from Old Hereford Road and the surrounding area around the time of the incident.
Please contact us by calling 101 or DM us on social media quoting log reference 2600151351.
