Man, 33, critical after assault involving several men
A 33-year-old man was airlifted to hospital and is in a critical condition after being assaulted in Cardiff.
Police said they were investigating a "series of incidents" involving several men in the Splott area between 11:00 and 14:00 GMT on Monday.
Officers are appealing for witnesses to the incidents in Mercia Road, Splott Road, Habershon Street and Wilkinson Close.
A 31-year-old man has been arrested in connection with the assault.
The victim was taken to the University of Hospital of Wales via air ambulance.
Detective Inspector Tracey Rankine, of Cardiff Bay CID, said: "Incidents of this nature will not be tolerated and we have already made one arrest and are also pursuing other lines of enquiry concerning this investigation.
"I want to reassure residents that assaults of this nature are unusual and we have increased our patrols in the area."