A major police investigation is underway after a man was seriously injured in a stabbing incident in north Belfast, which authorities have classified as a critical incident. The attack occurred on Kinnaird Avenue shortly after 10:30 PM on Monday.
Details of the Incident
According to the Police Service of Northern Ireland (PSNI), officers responding to reports of a stabbing discovered a man in his 40s with serious injuries. He was transported to a hospital for treatment and remains under medical care. A man in his 30s was arrested at the scene on suspicion of attempted murder and is currently in police custody. Detectives have launched a comprehensive investigation to determine the circumstances surrounding the attack and whether any additional individuals were involved.
Community Reaction and Video Footage
The incident has sparked widespread concern across Northern Ireland after video footage circulated online showing members of the public intervening during the attack. The PSNI has urged the public not to share the footage due to its graphic nature and potential impact on the ongoing investigation. Assistant Chief Constable Ryan Henderson described the stabbing as a deeply concerning assault and confirmed that the PSNI declared it a critical incident because of its seriousness and the effect on the local community.
Police Response and Investigation
Officers and emergency services were called to Kinnaird Avenue shortly after 10:30 PM following reports of a serious assault. Upon arrival, they found the victim with significant injuries. The area was quickly cordoned off as forensic examinations and door-to-door inquiries began. A substantial police presence remained in the area throughout Tuesday as investigators gathered evidence and spoke to witnesses. Police have not disclosed what led to the incident, and inquiries are continuing to establish a motive.
Praise for Bystanders
Mr. Henderson praised members of the public who intervened during the incident, stating they showed incredible bravery and community spirit in difficult circumstances. The PSNI has appealed for witnesses, as well as anyone with dashcam, CCTV, or mobile phone footage, to come forward. Officers have asked anyone with information to quote reference number 1654 of 08/06/26.
Political Reaction
The stabbing prompted swift condemnation from political leaders in both Northern Ireland and Westminster. Prime Minister Sir Keir Starmer described the scenes as sickening and said there could be no tolerance for such violence on UK streets. North Belfast MP John Finucane expressed shock at the attack and offered support for the victim and his family. Other local representatives voiced concern about the impact on residents and praised those who stepped in to help. Community leaders noted that many people have been left distressed not only by the incident itself but also by the circulation of graphic footage online.



