Six teenage boys from Warrington have been arrested on suspicion of section 18 assault after a 35-year-old man was seriously injured in a park in the town.
The victim, who is also from Warrington, was attacked by a group of teenage boys in Sankey Valley Park at around 4.20pm on Wednesday 24 January.
He remains in a critical but stable condition at The Walton Centre in Liverpool.
Two 13-year-olds and a 15-year-old were arrested on Thursday 25 January in relation to the incident.
A 13-year-old and a 15-year-old were arrested on the morning of Saturday 27 January. That night a 16-year-old attended a police station in Warrington to help detectives with their investigation and was subsequently arrested.
All six teenagers have been released on conditional bail pending further enquiries.
Detective Sergeant Dave Aspinall said: “I would like to thank the Warrington community for the response we have been given to our appeals for information in relation to this incident.
“A lot of people have come forward and as a result of witness statements and other information we have received we have now arrested six teenagers on suspicion of section 18 assault.
“I would like to reassure the community it appears this was an isolated incident and we are still carrying out extra patrols in the area.
“And though we have now made six arrests we are still keen to hear from anyone with any information about the incident that has yet to come forward.
“Anyone who witnessed the incident, has CCTV or dashcam footage that may help our investigation or has any other information that may be relevant for us should call Cheshire Police on 101, quoting incident number 605 of 24 January.
“Alternatively information can be given anonymously by contacting Crimestoppers on 0800 555 111.”
To send dashcam footage to police go online at www.cheshire.police.uk/advice-and-support/roads-and-vehicle-safety/submit-dashcam-footage.